❆r❝❛❜♦✉ç♦ ♣❛r❛ ♦ ❊s❝❛❧♦♥❛♠❡♥t♦ ❞❡ Pr♦❝❡ss♦s ❡♠
❚❡♠♣♦ ❘❡❛❧ ♣❛r❛ ▲✐♥✉① ❊♠❜❛r❝❛❞♦
❏♦sé ▲✉ís ❞♦ ◆❛s❝✐♠❡♥t♦
❉✐ss❡rt❛çã♦ ❞❡ ▼❡str❛❞♦ s✉❜♠❡t✐❞❛ à ❈♦♦r❞❡♥❛❞♦r✐❛ ❞♦ Pr♦❣r❛♠❛ ❞❡ Pós✲●r❛❞✉❛çã♦ ❡♠ ❊♥❣❡♥❤❛r✐❛ ❊❧étr✐❝❛ ❞❛ ❯♥✐✈❡rs✐❞❛❞❡ ❋❡❞❡r❛❧ ❞❡ ❈❛♠♣✐♥❛ ●r❛♥❞❡ ✲ ❈❛♠♣✉s ❞❡ ❈❛♠♣✐♥❛ ●r❛♥❞❡ ❝♦♠♦ ♣❛rt❡ ❞♦s r❡q✉✐s✐t♦s ♥❡❝❡ssár✐♦s ♣❛r❛ ❛ ♦❜t❡♥çã♦ ❞♦ ❣r❛✉ ❞❡ ▼❡str❡ ❡♠ ❈✐ê♥❝✐❛s ♥♦ ❉♦♠í♥✐♦ ❞❛ ❊♥❣❡♥❤❛r✐❛ ❊❧étr✐❝❛✳ ➪r❡❛ ❞❡ ❈♦♥❝❡♥tr❛çã♦✿ Pr♦❝❡ss❛♠❡♥t♦ ❞❛ ■♥❢♦r♠❛çã♦ ❆♥❣❡❧♦ P❡r❦✉s✐❝❤✱ ❉r✳ ❖r✐❡♥t❛❞♦r ❈❛♠♣✐♥❛ ●r❛♥❞❡✱ P❛r❛í❜❛✱ ❇r❛s✐❧ ❝ ❏♦sé ▲✉ís ❞♦ ◆❛s❝✐♠❡♥t♦✱ ❆❣♦st♦ ❞❡ ✷✵✵✽F I C H A CATALOGRÁFICA E L A B O R A D A P E L A B I B L I O T E C A C E N T R A L DA I F C G
N244a
2008 Nascimento, José Luis do.
A r c a b o u ç o para o escalonamento de processos em tempo real / José Luis do Nascimento — Campina Grande, 2008.
61 f. : i l .
Dissertação (Mestrado em Engenharia Elétrica) - Universidade Federa de Campina Grande, Centro de Engenharia Elétrica e Informática.
Referências.
Orientador: Prof. Dr. Angelo Perkusich.
1. Linux Embarcado. 2. Sistemas em Tempo real. 3. Integração de Soluções. 4. Controle de Processos. 5. Realimentação. I . Título.
C D U - 6 2 1 . 3 : 0 0 4 . 4 5 1 . 9 ( 0 4 3 )
UFCG - BIBLIOTECA - CAMPUS I
ARCABOUÇO PARA O ESCALONAMENTO DE PROCESSOS E M T E M P O R E A L PARA LINUX EMBARCADO
JOSÉ LUIS DO NASCIMENTO
Dissertação Aprovada em 29.09.2008 A N G E L O P E R K U S I C H , D.Sc, U F C G Orientador ANTONIO M A R C U Co LIMA, Dr., U F C G da Banca WÍGÈ^^^^^^^^^^^^^ U F C G Componente da Banca CAMPINA GRANDE - PB SETEMBRO - 2008
❉❡❞✐❝❛tór✐❛
❉❡❞✐❝♦ ❡st❛ ❞✐ss❡rt❛çã♦ ❛ ♠✐♥❤❛ ❢❛♠í❧✐❛✱ ❡♠ ❡s♣❡❝✐❛❧ ❛ ♠✐♥❤❛ ♠ã❡✱ ❡ ❛ t♦❞♦s q✉❡ ♠❡ ❛♣♦✐❛r❛♠ ❡ ✐♥❝❡♥t✐✈❛r❛♠ ♥❡st❛ ❥♦r♥❛❞❛✳
❆❣r❛❞❡❝✐♠❡♥t♦s
❆❣r❛❞❡ç♦ ❛ ❉❡✉s ♣r✐♠❡✐r❛♠❡♥t❡✳ ❆❣r❛❞❡ç♦ ❛♦s ♠❡✉s ♣❛✐s ❏♦sé ◆✐✈❛❧❞♦ ❡ ▼❛r✐❛ ❞♦ ❙♦❝♦rr♦ ♣❡❧♦ ❛♣♦✐♦ ✐♥❝♦♥❞✐❝✐♦♥❛❧ ❞✉r❛♥t❡ t♦❞❛s ❛s ❢❛s❡s ❞❡ ♠✐♥❤❛ ✈✐❞❛✳ ❆❣r❛❞❡ç♦ ❛♦s ♠❡✉s ✐r♠ã♦s ❊❞♠❛r✱ ❙❛♥❞r❛✱ ▼❛r✐❛ ❞❡ ▲♦✉r❞❡s ❡ ❙ér❣✐♦ ♣❡❧♦ ❝♦♠♣❛♥✲ ❤❡✐r✐s♠♦✱ ❡♠♣❡♥❤♦ ❡ ❞❡❞✐❝❛çã♦ ♥❛ ♣❛ss❛❣❡♠ ♣❡❧❛s ❞✐✜❝✉❧❞❛❞❡s ❞✉r❛♥t❡ ❛ tr❛❥❡tór✐❛ ❛té ❛q✉✐✳ ❆❣r❛❞❡ç♦ ❛♦ ♠❡✉ ❛♠✐❣♦ ▼❛r❝♦s ▼♦r❛✐s ❡ s✉❛ ❢❛♠í❧✐❛ ♣♦r t♦❞❛ ❛ ❛t❡♥çã♦ ❡ ❛♠✐③❛❞❡✳ ❆❣r❛❞❡ç♦ ❛♦s ♠❡✉s ❛♠✐❣♦s✱ ❝♦❧❡❣❛s ❞❡ s❛❧❛ ➪❞r✐❛♥ ●✉❡❞❡s✱ ❆♥❞ré ❋❡❧✐♣❡✱ ❉❛♥✐❧♦ ❙❛♥t♦s✱ ❉✐❡❣♦ ❇❡③❡rr❛✱ ▼❛r❝♦s ❋á❜✐♦✱ ▼ár✐♦ ❍♦③❛♥♦✱ ❖❧②♠♣✐♦ ❙✐❧✈❛ ❡ ❨✉r✐ ●♦♠❡s ♣❡❧♦ ❛♣♦✐♦ ❡ ♣❡❧♦ ❝♦♠♣❛♥❤❡✐r✐s♠♦ ❞❡ s❡♠♣r❡✳ ❆❣r❛❞❡ç♦ ❛♦ ♠❡✉ ♦r✐❡♥t❛❞♦r ❆♥❣❡❧♦ P❡r❦✉s✐❝❤ ♣❡❧♦ ❛♣♦✐♦ ❡ ♦r✐❡♥t❛çã♦ ❞✐s♣❡♥s❛❞♦s ♥♦ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ❞♦ ♣r❡s❡♥t❡ tr❛❜❛❧❤♦✳ P♦r ✜♠✱ ❛❣r❛❞❡ç♦ ❛ t♦❞♦s ❛q✉❡❧❡s q✉❡ ❞❡ ❢♦r♠❛ ❞✐r❡t❛ ♦✉ ✐♥❞✐r❡t❛ t✐✈❡r❛♠ ♣❛rt✐❝✐♣❛çã♦ ♥♦ ♣r❡s❡♥t❡ tr❛❜❛❧❤♦ ❡ ❡♠ ♠✐♥❤❛ ✈✐❞❛✳ ✐✈❘❡s✉♠♦
❆ ✉t✐❧✐③❛çã♦ ❞♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧ ▲✐♥✉① ❡♠ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ♣r♦♣✐❝✐❛ ❛ r❡✉t✐❧✐③❛çã♦ ❞❡ ✉♠❛ ❣r❛♥❞❡ q✉❛♥t✐❞❛❞❡ ❞❡ ❛♣❧✐❝❛t✐✈♦s✳ ❖s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✉t✐❧✐③❛❞♦s ❡♠ s✐st❡♠❛s ✐♥❞✉str✐❛✐s ♣♦❞❡♠ r❡q✉❡r❡r ♦ ♣r♦❝❡ss❛♠❡♥t♦ ❞❡ t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧✳ ◆♦ ▲✐♥✉① ❡①✐st❡♠ ✈ár✐❛s ❛❧t❡r♥❛t✐✈❛s ♣❛r❛ ♣r♦✈❡r ❛ ❡①❡❝✉çã♦ ❞❡ t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧✱ ♠❛s ♥❡♥❤✉♠❛ ❞❡❧❛s ❛t❡♥❞❡ ♦s r❡q✉✐s✐t♦s ♥❡❝❡ssár✐♦s ♣❛r❛ s❡r ✐♥❝♦r♣♦r❛❞❛ ♦✜❝✐❛❧♠❡♥t❡ ❛♦ s❡✉ ♥ú❝❧❡♦✳ ❆ ✐♥t❡✲ ❣r❛çã♦ ❞❛s s♦❧✉çõ❡s ❘❚✲Pr❡❡♠♣t ❡ ▲■❚▼❯❙RT tr❛t❛✲s❡ ❞❡ ✉♠❛ ❛❧t❡r♥❛t✐✈❛ ✐♥t❡r❡ss❛♥t❡ ♣❛r❛ ❛ ♣r♦✈✐sã♦ ❞❡ s❡r✈✐ç♦s ❡♠ t❡♠♣♦ r❡❛❧ ♥♦ ▲✐♥✉①✳ ❆ ♣r✐♠❡✐r❛ tr❛t❛ ❞❡ ♣r♦❜❧❡♠❛s ❝♦♠♦ ❛s ❧♦♥❣❛s s❡çõ❡s ❝rít✐❝❛s ❝♦♠ ✐♥t❡rr✉♣çõ❡s ❞❡s❛❜✐❧✐t❛❞❛s ❡ ✐♥✈❡rsõ❡s ❞❡ ♣r✐♦r✐❞❛❞❡s✱ ❡♥✲ q✉❛♥t♦ q✉❡ ❛ s❡❣✉♥❞❛ ✐♥tr♦❞✉③ ❛❧❣♦r✐t♠♦s ❝♦♠♦ ♦ ❊❉❋ ❡ ♣❡r♠✐t❡ ♦ ✉s♦ ❞❡ ❝♦♥tr♦❧❛❞♦r❡s ♣r♦♣♦r❝✐♦♥❛❧ ✐♥t❡❣r❛❧ ♣❛r❛ ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ ♣r♦❝❡ss♦s ❡♠ ♠❛❧❤❛ ❢❡❝❤❛❞❛✳ ❉❡st❛ ❢♦r♠❛✱ ♦ ♦❜❥❡t✐✈♦ ❞❡st❡ tr❛❜❛❧❤♦ é ❛ ✐♥t❡❣r❛çã♦ ❞❛s s♦❧✉çõ❡s ❘❚✲Pr❡❡♠♣t ❡ ❞♦ ▲■❚▼❯❙RT ❡♠ ✉♠ ❛r❝❛❜♦✉ç♦ q✉❡ ♣❡r♠✐t❛ ♦ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ❡ ❡①❡❝✉çã♦ ❞❡ ❛♣❧✐❝❛çõ❡s ❞❡ ❝♦♥tr♦❧❡ ❡ ❛✉t♦♠❛çã♦ ❡♠ ✉♠❛ ♣❧❛t❛❢♦r♠❛ ❡♠❜❛r❝❛❞❛ tí♣✐❝❛✳ ✈❆❜str❛❝t
❚❤❡ ✉t✐❧✐③❛t✐♦♥ ♦❢ ▲✐♥✉① ♦♣❡r❛t✐♥❣ s②st❡♠ ✐♥ ❡♠❜❡❞❞❡❞ ♣❧❛t❢♦r♠s ♣r♦✈✐❞❡s ❛ ❧❛r❣❡ r❡✉s❡ ♦❢ s♦❢t✇❛r❡ ❛♣♣❧✐❝❛t✐♦♥s✳ ❊♠❜❡❞❞❡❞ s②st❡♠s ✉s❡❞ ✐♥ ✐♥❞✉str✐❛❧ s②st❡♠s ♠❛② r❡q✉✐r❡ t❤❡ ♣r♦❝❡ss✐♥❣ ♦❢ t❛s❦s ✐♥ r❡❛❧ t✐♠❡✳ ❆❝t✉❛❧❧②✱ ♦♥ ▲✐♥✉① t❤❡r❡ ❛r❡ s❡✈❡r❛❧ ❛❧t❡r♥❛t✐✈❡s t♦ ♣r♦✈✐❞❡ t❤❡ ✐♠♣❧❡♠❡♥t❛t✐♦♥ ♦❢ t❛s❦s ✐♥ r❡❛❧ t✐♠❡✱ ❜✉t ♥♦♥❡ ♦❢ t❤❡♠ ♠❡❡ts t❤❡ r❡q✉✐r❡♠❡♥ts t♦ ❜❡ ♦✣❝✐❛❧❧② ✐♥❝♦r♣♦r❛t❡❞ ✐♥ ✐ts ❝♦r❡✳ ❚❤❡ ✐♥t❡❣r❛t✐♦♥ ♦❢ ❘❚✲Pr❡❡♠♣t ❛♥❞ ▲■❚▼❯❙RT s♦❧✉t✐♦♥s ✐s ❛♥ ✐♥t❡r❡st✐♥❣ ❛❧t❡r♥❛t✐✈❡ ❢♦r t❤❡ ♣r♦✈✐s✐♦♥ ♦❢ s❡r✈✐❝❡s ✐♥ r❡❛❧ t✐♠❡ ✐♥ t❤❡ ▲✐♥✉① s②st❡♠✳ ❚❤❡ ✜rst s♦❧✉t✐♦♥ ❞❡❛❧s ✇✐t❤ ♣r♦❜❧❡♠s ❧✐❦❡ ❧♦♥❣ ❝r✐t✐❝❛❧ s❡❝t✐♦♥s ✇✐t❤ ❞✐s❛❜❧❡❞ ✐♥t❡rr✉♣t✐♦♥s ❛♥❞ ♣r✐♦r✐t② ✐♥✈❡rs✐♦♥s✱ ✇❤✐❧❡ t❤❡ s❡❝♦♥❞ ♣r♦✈✐❞❡s ❛❧❣♦r✐t❤♠s ❧✐❦❡ ❊❉❋ ❛♥❞ ❛❧❧♦✇s t❤❡ ✉s❡ ♦❢ ♣r♦♣♦rt✐♦♥❛❧ ✐♥t❡❣r❛❧ ❝♦♥tr♦❧❧❡rs ❢♦r ♣r♦❝❡ss s❝❤❡❞✉❧✐♥❣ ✐♥ ❝❧♦s❡❞ ❧♦♦♣✳ ❚❤✉s✱ t❤❡ ♦❜❥❡❝t✐✈❡ ♦❢ t❤✐s ✇♦r❦ ✐s t❤❡ ✐♥t❡❣r❛t✐♦♥ ♦❢ t❤❡ s♦❧✉t✐♦♥s ❘❚✲Pr❡❡♠♣t ❛♥❞ ▲■❚▼❯❙RT ✐♥ ❛ ❢r❛♠❡✇♦r❦ t❤❛t ❛❧❧♦✇s t❤❡ ❞❡✈❡❧♦♣♠❡♥t ❛♥❞ ✐♠♣❧❡♠❡♥t❛t✐♦♥ ♦❢ ❝♦♥tr♦❧ ❛♥❞ ❛✉t♦♠❛t✐♦♥ ❛♣♣❧✐❝❛t✐♦♥s ✐♥ ❛ t②♣✐❝❛❧ ❡♠❜❡❞❞❡❞ ♣❧❛t❢♦r♠✳ ✈✐❮♥❞✐❝❡
✶ ■♥tr♦❞✉çã♦ ✶ ✶✳✶ ❖❜❥❡t✐✈♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸ ✶✳✷ ❖r❣❛♥✐③❛çã♦ ❞❛ ❞✐ss❡rt❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸ ✷ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✹ ✷✳✶ ❚✐♣♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹ ✷✳✶✳✶ ❚❛♠❛♥❤♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹ ✷✳✶✳✷ ❘❡str✐çõ❡s ❞❡ t❡♠♣♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺ ✷✳✶✳✸ ◆❡❝❡ss✐❞❛❞❡ ❞❡ r❡❞❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺ ✷✳✶✳✹ ■♥t❡r❛çã♦ ❝♦♠ ♦ ✉s✉ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺ ✷✳✷ ▲✐♥✉① ❊♠❜❛r❝❛❞♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✻ ✷✳✷✳✶ ❉✐s♣♦♥✐❜✐❧✐❞❛❞❡ ❞❡ s♦❢t✇❛r❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✻ ✷✳✷✳✷ ❙✉♣♦rt❡ ❞❡ ❤❛r❞✇❛r❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✻ ✷✳✷✳✸ Pr♦t♦❝♦❧♦s ❞❡ ❝♦♠✉♥✐❝❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✼ ✷✳✷✳✹ ❙✉♣♦rt❡ ❞❛ ❝♦♠✉♥✐❞❛❞❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✼ ✷✳✷✳✺ ■♥❞❡♣❡♥❞ê♥❝✐❛ ❞❡ ❢❛❜r✐❝❛♥t❡s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✼ ✷✳✷✳✻ ❆✉sê♥❝✐❛ ❞❡ r♦②❛❧t✐❡s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✼ ✷✳✸ ❈♦♠♣♦♥❡♥t❡s ❞❛ s♦❧✉çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✽ ✷✳✹ ❈r✐❛çã♦ ❞♦ s✐st❡♠❛ ▲✐♥✉① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✽ ✷✳✺ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✾ ✸ ❍❛r❞✇❛r❡ ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✶✵ ✸✳✶ Pr♦❝❡ss❛❞♦r❡s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✵ ✸✳✶✳✶ ❆❘▼ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✵ ✸✳✶✳✷ ▼■P❙ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✷ ✸✳✶✳✸ PP❈ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✷ ✸✳✶✳✹ ❳✽✻ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✷ ✸✳✷ ❇❛rr❛♠❡♥t♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✷ ✸✳✸ ❊♥tr❛❞❛ ❡ s❛í❞❛ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✸ ✈✐✐✸✳✹ ❆r♠❛③❡♥❛♠❡♥t♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✸ ✸✳✺ ❈♦♠✉♥✐❝❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✹ ✸✳✻ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✺ ✹ ❆♠❜✐❡♥t❡ ❞❡ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ✶✻ ✹✳✶ ❚♦♦❧❝❤❛✐♥s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✼ ✹✳✶✳✶ ❈♦♠♣♦♥❡♥t❡s ❞♦ t♦♦❧❝❤❛✐♥ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✽ ✹✳✶✳✷ ❋❡rr❛♠❡♥t❛s ♣❛r❛ ❛ ❣❡r❛çã♦ ❛✉t♦♠át✐❝❛ ❞❡ t♦♦❧❝❤❛✐♥s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✽ ✹✳✶✳✸ ❈r♦sst♦♦❧ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✵ ✹✳✶✳✹ ❖♣❡♥❊♠❜❡❞❞❡❞ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✶ ✹✳✷ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✷ ✺ ❖ ♥ú❝❧❡♦ ❞♦ ▲✐♥✉① ✷✸ ✺✳✶ ❙❡❧❡çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✸ ✺✳✷ ❈♦♥✜❣✉r❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✹ ✺✳✸ ❈♦♠♣✐❧❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✺ ✺✳✹ ■♥st❛❧❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✼ ✺✳✺ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✼ ✻ ❇♦♦t❧♦❛❞❡rs ✷✽ ✻✳✶ ❯✲❇♦♦t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✾ ✻✳✶✳✶ ■♥✐❝✐❛❧✐③❛çã♦ ❝♦♠ ♦ ❯✲❇♦♦t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✾ ✻✳✶✳✷ ●r❛✈❛♥❞♦ ✐♠❛❣❡♥s ❜✐♥ár✐❛s ♥❛ ♠❡♠ór✐❛ ❋▲❆❙❍ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✵ ✻✳✷ ❘❡❞❇♦♦t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✶ ✻✳✸ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✶ ✼ ❙✐st❡♠❛s ❞❡ ❛rq✉✐✈♦s ✸✷ ✼✳✶ ❊str✉t✉r❛ ❜ás✐❝❛ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✷ ✼✳✶✳✶ s②s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✷ ✼✳✷ ❇✐❜❧✐♦t❡❝❛s ❈ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✺ ✼✳✷✳✶ ●❧✐❜❝ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✻ ✼✳✷✳✷ ✉❈❧✐❜❝ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✻ ✼✳✷✳✸ ◆❡✇❧✐❜ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✻ ✼✳✷✳✹ ❉✐❡t ❧✐❜❝ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✼ ✼✳✸ ◆ú❝❧❡♦ ❞♦ ▲✐♥✉① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✼ ✼✳✹ ❙✐st❡♠❛s ❞❡ ❛rq✉✐✈♦s ❡s♣❡❝✐❛✐s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✼ ✼✳✺ ❆♣❧✐❝❛t✐✈♦s ❞❡ s♦❢t✇❛r❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✽ ✼✳✺✳✶ ❇✉s②❜♦① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✽ ✼✳✺✳✷ ▼❛t❝❤❜♦① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✾ ✈✐✐✐
✼✳✻ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✵ ✽ ▲✐♥✉① ❡♠ t❡♠♣♦ r❡❛❧ ✹✶ ✽✳✶ ▲✐♥✉① ❡♠ ❚❡♠♣♦ ❘❡❛❧ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✶ ✽✳✶✳✶ ❙♦❧✉çõ❡s ❞✉❛❧ ♥ú❝❧❡♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✶ ✽✳✶✳✷ ❙♦❧✉çõ❡s ♠♦♥♦❧ít✐❝❛s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✷ ✽✳✶✳✸ Pr♦❥❡t♦ ❘❚✲Pr❡❡♠♣t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✸ ✽✳✶✳✹ ▲■❚▼❯❙RT ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✹ ✽✳✷ ❇❡♥❝❤♠❛r❦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✺ ✽✳✸ ❖ ❊s❝❛❧♦♥❛❞♦r ❞♦ ▲✐♥✉① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✼ ✽✳✹ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✽ ✾ ❚❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ ❛♣❧✐❝❛❞❛ ❛♦s s✐st❡♠❛s ❡♠ t❡♠♣♦ r❡❛❧ ✹✾ ✾✳✶ ❉✐❛❣r❛♠❛ ❞❡ ❜❧♦❝♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✵ ✾✳✷ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✶ ✶✵ P♦❧ít✐❝❛ ❞❡ ❡s❝❛❧♦♥❛♠❡♥t♦ ✺✷ ✶✵✳✶ ❉❡s❛✜♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✸ ✶✵✳✷ ❆♠❜✐❡♥t❡ ♦♣❡r❛❝✐♦♥❛❧ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✸ ✶✵✳✸ ■♠♣❧❡♠❡♥t❛çã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✸ ✶✵✳✹ ❙✉♠ár✐♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✺ ✶✶ ❈♦♥s✐❞❡r❛çõ❡s ❋✐♥❛✐s ✺✻ ✶✶✳✶ ❈♦♥❝❧✉sã♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✻ ✶✶✳✷ ❚r❛❜❛❧❤♦s ❢✉t✉r♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✼ ❘❡❢❡rê♥❝✐❛s ❇✐❜❧✐♦❣rá✜❝❛s ✺✽ ✐①
▲✐st❛ ❞❡ ❚❛❜❡❧❛s
✹✳✶ ❋♦♥t❡s ❞❡ ❚♦♦❧❝❤❛✐♥s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✽ ✹✳✷ ❯t✐❧✐tár✐♦s ♣❛r❛ ❛ ♠❛♥✐♣✉❧❛çã♦ ❞❡ ❛rq✉✐✈♦s ❜✐♥ár✐♦s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✾ ✺✳✶ ❋♦♥t❡s ❞❡ ♦❜t❡♥çã♦ ❞♦ ▲✐♥✉① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✹ ✼✳✶ Pr✐♥❝✐♣❛✐s ❞✐r❡tór✐♦s ❞♦ s✐st❡♠❛ ❞❡ ❛rq✉✐✈♦s r❛✐③ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✸ ✼✳✷ ❈♦♠♣❛r❛çã♦ ❡♥tr❡ ❛ ●❧✐❜❝ ❡ ❛ ✉❈❧✐❜❝ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✼ ✼✳✸ Pr✐♥❝✐♣❛✐s ❞✐s♣♦s✐t✐✈♦s ♣r❡s❡r♥t❡s ♥♦ ✴❞❡✈ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✽ ✶▲✐st❛ ❞❡ ❋✐❣✉r❛s
✸✳✶ ❚❡♥❞ê♥❝✐❛s ♥❛ ❡s❝♦❧❤❛ ❞❡ ♣r♦❝❡ss❛❞♦r❡s ♣❛r❛ ♣r♦❥❡t♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✶✶ ✹✳✶ ❆♠❜✐❡♥t❡ ❞❡ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ tí♣✐❝♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✶✻ ✹✳✷ ❚❡❧❛ ❞❡ ❝♦♥✜❣✉r❛çã♦ ❞♦ ❇✉✐❧❞r♦♦t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✵ ✺✳✶ ❚❡❧❛ ❞❡ ✐♥t❡r❢❛❝❡ ❣rá✜❝❛ ❣❡r❛❞❛ ♣❡❧♦ ❝♦♠❛♥❞♦ ♠❛❦❡ ♠❡♥✉❝♦♥✜❣ ✳ ✳ ✳ ✳ ✳ ✳ ✷✻ ✺✳✷ ❚❡❧❛ ❞❛ ✐♥t❡r❢❛❝❡ ❣rá✜❝❛ ❣❡r❛❞❛ ♣❡❧♦ ❝♦♠❛♥❞♦ ♠❛❦❡ ①❝♦♥✜❣✴❣❝♦♥✜❣ ✳ ✳ ✳ ✳ ✷✻ ✻✳✶ ❊sq✉❡♠❛ ❞❡ ✐♥✐❝✐❛❧✐③❛çã♦ ✉s❛♥❞♦ ♦ ❯✲❇♦♦t ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✷✾ ✼✳✶ ❋✉♥❝✐♦♥❛❧✐❞❛❞❡s ♣r♦✈✐❞❛s ♣❡❧♦ ❇✉s②❜♦① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✸✾ ✼✳✷ ❚❡❧❛ ❣rá✜❝❛ ❞♦ ▼❛t❝❤❜♦① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✵ ✽✳✶ ■♥✈❡rsã♦ ❞❡ ♣r✐♦r✐❞❛❞❡s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✹ ✽✳✷ ❈♦♠ ❤❡r❛♥ç❛ ❞❡ ♣r✐♦r✐❞❛❞❡s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✹ ✽✳✸ ❉✐❛❣r❛♠❛ ❞❡ ❡st❛❞♦s ❞❡ ✉♠ ♣r♦❝❡ss♦ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✼ ✽✳✹ ❉✐✈✐sã♦ ❞❛s ♣r✐♦r✐❞❛❞❡s ♥♦ ▲✐♥✉① ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✽ ✽✳✺ ❋✐❧❛s ❞❡ t❛r❡❢❛s ♠✉❧t✐♥í✈❡✐s ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✹✽ ✾✳✶ ▼❛❧❤❛ ❞❡ ❈♦♥tr♦❧❡ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✳ ✺✵ ✶❈❛♣ít✉❧♦ ✶
■♥tr♦❞✉çã♦
◆♦s ❞✐❛s ❛t✉❛✐s✱ ♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧ ▲✐♥✉① t❡♠ s❡ t♦r♥❛❞♦ ✉♠ ❞♦s ♣r✐♥❝✐♣❛✐s s✐st❡♠❛s ♦♣❡r❛❝✐♦♥❛✐s ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❬✶✶✱ ✷✸❪✳ ➱ ♥♦tór✐❛ ❛ ✉t✐❧✐③❛çã♦ ❞♦ ▲✐♥✉① ❡♠ r♦t❡❛❞♦r❡s✱ ♣♦♥t♦s ❞❡ ❛❝❡ss♦ s❡♠ ✜♦✱ s✐st❡♠❛s ❞❡ ❡♥tr❡t❡♥✐♠❡♥t♦✱ P❉❆s✱ ❝♦♠♣✉t❛❞♦r❡s ✉❧tr❛♠ó✈❡✐s✱ ■♥t❡r♥❡t ❚❛❜❜❧❡ts✱ t❡❧❡❢♦♥❡s ❝❡❧✉❧❛r❡s✱ t❡r♠✐♥❛✐s ❞❡ ❛❝❡ss♦ r❡♠♦t♦✱ s✐st❡♠❛s ❞❡ ♠♦♥✐t♦r❛çã♦ ❞❡ trâ♥s✐t♦ ❡ r♦❜ôs ❬✶✼❪✳ ❋❛t♦r❡s ❝♦♠♦ ❛ ❞✐s♣♦♥✐❜✐❧✐❞❛❞❡ ❛❜❡rt❛ ❡ ❣r❛t✉✐t❛ ❞❡ ❛♣❧✐❝❛t✐✈♦s✱ ✉♠❛ ❣r❛♥❞❡ ❝♦♠✉♥✐❞❛❞❡ ❞❡ s✉♣♦rt❡✱ s✉♣♦rt❡ ❛s ♣r✐♥❝✐♣❛✐s ❛rq✉✐t❡t✉r❛s ❞❡ ❤❛r❞✇❛r❡✱ ❣r❛♥❞❡ ❞✐s♣♦♥✐❜✐❧✐❞❛❞❡ ❞❡ ❞r✐✈❡rs ❡ s✉♣♦rt❡ ❛♦s ❞✐✈❡rs♦s ♣r♦t♦❝♦❧♦s ❞❡ r❡❞❡ ❝♦♥tr✐❜✉❡♠ ♣❛r❛ ❡st❛ ❛❝❡✐t❛çã♦✳ ❆ ❞❡s♣❡✐t♦ ❞❡st❡ ✉s♦ ❝r❡s❝❡♥t❡✱ ❛❧❣✉♥s ❢❛t♦r❡s ♣♦❞❡♠ s❡r ❝♦♥s✐❞❡r❛❞♦s ❝♦♠♦ ❡♠♣❡❝✐❧❤♦s ❛ ✉♠❛ ✉t✐❧✐③❛çã♦ ♠❛✐s ❛❜r❛♥❣❡♥t❡ ❞♦ ▲✐♥✉① ♥♦ ♠❡r❝❛❞♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❉❡♥tr❡ ❡st❡s ❢❛t♦r❡s ❞❡st❛❝❛♠✲s❡✿ ❛ ❢❛❧t❛ ❞❡ s✉♣♦rt❡ ♣♦r ♣❛rt❡ ❞❡ ❛❧❣✉♥s ❢❛❜r✐❝❛♥t❡s✱ ❛ ❢❛❧t❛ ❞❡ ✐♥❢♦r♠❛çã♦ ❛ ❝❡r❝❛ ❞❡ ❞r✐✈❡rs✱ ❛ ❤❡t❡r♦❣❡♥❡✐❞❛❞❡ ❞❛ ❝♦♠✉♥✐❞❛❞❡✱ ✉♠❛ ❣r❛♥❞❡ q✉❛♥t✐❞❛❞❡ ❞❡ ❛♣❧✐❝❛t✐✈♦s ❞❡ s♦❢t✇❛r❡ ❝♦♠ ♠❡s♠♦ ♦❜❥❡t✐✈♦✱ ♠❛s ❝♦♠ ❢✉♥❝✐♦♥❛❧✐❞❛❞❡s ✐♥❝♦♠♣❧❡t❛s✱ s✉♣♦rt❡ ❛ ❡①❡❝✉çã♦ ♥❛t✐✈❛ ❞❡ t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧✳ ❊st❡ ú❧t✐♠♦ ❢❛t♦r t❡♠ ✉♠ ✐♠♣❛❝t♦ ♠❛✐s s✐❣♥✐✜❝❛t✐✈♦ ❡♠ ❛♣❧✐❝❛çõ❡s ♥♦ ❝♦♥t❡①t♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ♣❛r❛ ❛♣❧✐❝❛çõ❡s ❞❡ t❡♠♣♦ r❡❛❧✱ ❝♦♠♦ ♦s ✉s❛❞♦s ❡♠ ♣❧❛♥t❛s ✐♥❞✉str✐❛✐s ❝♦♠ ✜♥❛❧✐❞❛❞❡s ❞❡ ♠♦♥✐t♦r❛çã♦ ❡ ❝♦♥tr♦❧❡✱ ❡ sã♦ ♦ ❢♦❝♦ ♣r✐♥❝✐♣❛❧ ❞❡st❡ tr❛❜❛❧❤♦✳ ◆❡st❡ ❝♦♥t❡①t♦✱ ✈ár✐❛s s♦❧✉çõ❡s q✉❡ ♦❢❡r❡❝❡♠ s✉♣♦rt❡ ❛ t❡♠♣♦ r❡❛❧ ✉s❛♥❞♦ ♦ ▲✐♥✉① ♣♦❞❡♠ s❡r ✉t✐❧✐③❛❞❛s✱ ❡♥tr❡t❛♥t♦ ♥❡♥❤✉♠❛ ❞❡st❛s ❢♦✐ ✐♥❝♦r♣♦r❛❞❛ ❛♦ ♥ú❝❧❡♦ ❞♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧✳ ❆ s♦❧✉çã♦ ♠❛✐s ♣ró①✐♠❛ ❞❡ s❡r ✐♥❝♦r♣♦r❛❞❛✱ ❞❡♥♦♠✐♥❛❞❛ ❞❡ ❘❚✲Pr❡❡♠♣t ❬✸✺❪✱ é ♠❛♥t✐❞❛ ♣♦r ■♥❣♦ ▼♦❧♥❛r q✉❡ tr❛❜❛❧❤❛ ♥❛ ❘❡❞ ❍❛t ♠❛♥t❡♥❞♦ ♦ ♥ú❝❧❡♦ ❞♦ ▲✐♥✉①✳ ❉❡♥tr❡ ♦s s❡✉s tr❛❜❛❧❤♦s✱ ♦s ❞❡ ♠❛✐♦r ✐♠♣❛❝t♦ ♥♦ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ❞♦ ▲✐♥✉① sã♦ ♦s ❊s❝❛❧♦♥❛❞♦r❡s ❖✭✶✮ ❬✷✻❪ ❡ ❈❋❙ ❬✸✹❪✳ ❊♠ ✉♠ s✐st❡♠❛ ❡♠ t❡♠♣♦ r❡❛❧ ♦ ♣r♦❜❧❡♠❛ ♣r✐♥❝✐♣❛❧ r❡❢❡r❡✲s❡ ❛♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ t❛r❡❢❛s❀ ❛s t❛r❡❢❛s ❞❡ ♠❛✐♦r ♣r✐♦r✐❞❛❞❡✱ ♦✉ s❡❥❛✱ ❛s t❛r❡❢❛s ♠❛✐s ❝rít✐❝❛s ❞❡✈❡♠ s❡r ❡①❡❝✉✲ t❛❞❛s ❛♥t❡s ❞❛s ❞❡ ♠❡♥♦r ♣r✐♦r✐❞❛❞❡ ❞❡♥tr♦ ❞♦ ♣r❛③♦ r❡q✉❡r✐❞♦✳ ❆❧❣✉♥s s✐st❡♠❛s r❡❛❧✐③❛♠ ✶❈❛♣ít✉❧♦ ✶✳ ■♥tr♦❞✉çã♦ ✷ ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❛ ♣r✐♦r✐✱ ❞❡ ♠❛♥❡✐r❛ ❡stát✐❝❛✳ ❉❡♥tr❡ ♦s ❛❧❣♦r✐t♠♦s ❡stát✐❝♦s ♦ ❘▼✶ é ót✐♠♦✱ ❡♠❜♦r❛ ♣♦ss✐❜✐❧✐t❡ ✉t✐❧✐③❛r ♥♦ ♠á①✐♠♦ ✻✾✱✸% ❞♦ t❡♠♣♦ ❞❡ ♣r♦❝❡ss❛♠❡♥t♦ ❬✷✺❪✳ ◆♦s s✐st❡♠❛s ❡♠ q✉❡ ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ é ❞✐♥â♠✐❝♦ ♣♦❞❡✲s❡ ❝♦♥s❡❣✉✐r ✉♠❛ ✉t✐❧✐③❛çã♦ ❞❡ ❈P❯ ❞❡ ✶✵✵% ✉s❛♥❞♦ ♦ ❛❧❣♦r✐t♠♦ ❊❉❋✷✳ ❊♠ ❛♠❜♦s ♦s ❝❛s♦s ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ é r❡❛❧✐③❛❞♦ ❡♠ ♠❛❧❤❛ ❛❜❡rt❛✱ ❡ ✉♠❛ s♦❜r❡❝❛r❣❛ ❞❡ ♣r♦❝❡ss♦s ♥♦ s✐st❡♠❛ ❞❡❣r❛❞❛ ❞❡ ♠❛♥❡✐r❛ ❛❝❡♥t✉❛❞❛ ♦ ❝♦♠♣♦rt❛♠❡♥t♦ ❞♦ ❡s❝❛❧♦♥❛❞♦r ❡ ♣♦rt❛♥t♦ r❡s✉❧t❛♥❞♦ ❡♠ t❛r❡❢❛s q✉❡ ♣❡r❞❡♠ ♦ ♣r❛③♦✳ ❖ ✉s♦ ❞❡ ❡s❝❛❧♦♥❛❞♦r❡s ❝♦♠ r❡❛❧✐♠❡♥t❛çã♦ ❝♦♠ ❜❛s❡ ♥❛ t❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ t❡♠ s❡ ♠♦str❛❞♦ ✉♠❛ ❛❧t❡r♥❛t✐✈❛ ✈✐á✈❡❧ q✉❛♥❞♦ ❛ ❞✐str✐❜✉✐çã♦ ❡ ♦ ❝✉st♦ ❝♦♠♣✉t❛❝✐♦♥❛❧ ♣❛r❛ ❡①❡❝✉çã♦ ❞❛s t❛r❡❢❛s ♥ã♦ ♣♦❞❡ s❡r ♣r❡✈✐st❛ ❛ ♣r✐♦r✐✱ ♦ q✉❡ ♦❝♦rr❡ ♥❛ ♠❛✐♦r✐❛ ❞♦s s✐st❡♠❛s ❞✐♥â♠✐❝♦s✳ ◆❛ ❧✐t❡r❛t✉r❛✱ ❡①✐st❡♠ ✈ár✐♦s tr❛❜❛❧❤♦s q✉❡ ✉t✐❧✐③❛♠ ❛ t❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ ♣❛r❛ ♦ ❡s❝❛✲ ❧♦♥❛♠❡♥t♦ ❞❡ r❡❝✉rs♦s ❡♠ s✐st❡♠❛s ❝♦♠♣✉t❛❝✐♦♥❛✐s✳ ❏♦❤♥ ❙t❛♥❦♦✈✐❝ ❥✉♥t♦ ❝♦♠ s❡✉ ❣r✉♣♦ ❞❡ ♣❡sq✉✐s❛ ❞❡s❡♥✈♦❧✈❡✉ ✉♠❛ sér✐❡ ❞❡ ❢♦r♠❛❧✐③❛✲ çõ❡s ♣❛r❛ ♣r♦❥❡t♦ ❡ ❛✈❛❧✐❛çã♦ ❞❡ ❛❧❣♦r✐t♠♦s ❞❡ ❝♦♥tr♦❧❡ ❝♦♠ r❡❛❧✐♠❡♥t❛çã♦ ❡♠ s✐st❡♠❛s ❡♠ t❡♠♣♦ r❡❛❧ ❬✷✾✱ ✸✵✱ ✹✸❪✳ ❊♠ s❡✉s tr❛❜❛❧❤♦s ❢♦r❛♠ ♣r♦♣♦st♦s ❡ ❛♥❛❧✐s❛❞♦s ❛❧❣♦r✐t♠♦s ❝♦♠♦ ♦ ❋❈✲❊❉❋✸ ❡ ♦ ❋❈✲❘▼✹ ♣❛r❛ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ ♣r♦❝❡ss♦s ❡♠ t❡♠♣♦ r❡❛❧ ✉s❛♥❞♦ ❝♦♥tr♦❧❛❞♦r❡s Pr♦♣♦r❝✐♦♥❛✐s ■♥t❡❣r❛✐s ❉❡r✐✈❛t✐✈♦s ✭P■❉✮ ❬✷✾❪✳ ❖ ✉s♦ ❞❛ t❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ ♥♦s s✐st❡♠❛s ❝♦♠♣✉t❛❝✐♦♥❛✐s r❡q✉❡r ❛ ❞❡✜♥✐çã♦ ❞♦s ❝♦♥tr♦❧❛❞♦r❡s✱ ❞❡ ✉♠❛ ♣♦❧ít✐❝❛ ❞❡ ❛❞✲ ♠✐ssã♦ ❞❡ t❛r❡❢❛s ❡ ✉♠ ❝♦♥tr♦❧❛❞♦r ❞❡ ♥í✈❡✐s ❞❡ s❡r✈✐ç♦✳ ❖ ♦❜❥❡t✐✈♦ ❞♦ ❝♦♥tr♦❧❡ ❛♣❧✐❝❛❞♦ ❛♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ ♣r♦❝❡ss♦s é ♠✐♥✐♠✐③❛r ❛ q✉❛♥t✐❞❛❞❡ ❞❡ t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧ q✉❡ ♣❡r❞❡♠ ♦ ♣r❛③♦✱ ❞❛❞♦ q✉❡ ❡❧❛s ❢♦r❛♠ ❛❝❡✐t❛s ♥♦ s✐st❡♠❛✱ ♠❛①✐♠✐③❛♥❞♦ ♦ ✉s♦ ❞❡ ❈P❯✳ ❘❡❝❡♥t❡♠❡♥t❡✱ ❆♠✐r✐❥♦♦ ❡ ♦✉tr♦s ❞❡s❡♥✈♦❧✈❡r❛♠ ✉♠ tr❛❜❛❧❤♦ ❞❡ ❛✈❛❧✐❛çã♦ ❡①♣❡r✐♠❡♥✲ t❛❧ ❞♦s ❛❧❣♦r✐t♠♦s ❞❡ ❝♦♥tr♦❧❡ ✉s❛♥❞♦ ♠♦❞❡❧♦s ❞❡ ♣r✐♠❡✐r❛ ❡ s❡❣✉♥❞❛ ♦r❞❡♠ ♥❛ ♠♦❞❡❧❛❣❡♠ ❞❡ s✐st❡♠❛s ❞❡ ❜❛♥❝♦s ❞❡ ❞❛❞♦s ❬✹❪✳ ◆❡st❡ ❝♦♥t❡①t♦✱ ➴r③é♥ ❬✶✽❪ ❞❡s❡♥✈♦❧✈❡✉ ✉♠ tr❛❜❛❧❤♦ q✉❡ ✉t✐❧✐③❛ ❝♦♥tr♦❧❡ ❧✐♥❡❛r q✉❛❞rát✐❝♦ ♣❛r❛ ❛ ♦t✐♠✐③❛çã♦ ❞♦ ✉s♦ ❞❡ ♠❛❧❤❛s ❞❡ ❝♦♥tr♦❧❡ ❝♦♠ ❢r❡qüê♥❝✐❛s ❞❡ ❛♠♦str❛❣❡♠ ✈❛r✐á✈❡✐s✳ ❖✉tr❛s té❝♥✐❝❛s ♣♦❞❡♠ s❡r ✉s❛❞❛s ❡♠ ❝♦♥❥✉♥t♦ ❝♦♠ ♦ ❝♦♥tr♦❧❡ ❝♦♠ r❡❛❧✐♠❡♥t❛çã♦ ♣❛r❛ q✉❡ ❛s t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧ ♣♦ss❛♠ s❡r ❡①❡❝✉t❛❞❛s ❞❡♥tr♦ ❞❡ s❡✉s ♣r❛③♦s✳ ❯♠❛ ❞❡ss❛s té❝♥✐❝❛s q✉❡ ♣♦❞❡ s❡r ❛♣❧✐❝❛❞❛ ❛ ❛rq✉✐t❡t✉r❛s ❝♦♠ ✈ár✐♦s ♥ú❝❧❡♦s é ❛ ❜❧✐♥❞❛❣❡♠ ❞❡ ❈P❯ ❬✾❪✳ ❊❧❛ ♣❡r♠✐t❡ q✉❡ ✉♠ ♣r♦❝❡ss❛❞♦r ♣♦ss❛ s❡r r❡s❡r✈❛❞♦ ♣❛r❛ ❡①❡❝✉t❛r ❛s t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧✱ ❡♥q✉❛♥t♦ q✉❡ ♦✉tr♦ ❡①❡❝✉t❡ t❛r❡❢❛s ❞❡ ❜❛✐①❛ ♣r✐♦r✐❞❛❞❡✳ ✶❘▼ ✲ ❘❛t❡ ▼♦♥♦t♦♥✐❝ ✷❊❉❋ ✲ ❊❛r❧✐❡st ❉❡❛❞❧✐♥❡ ❋✐rst ✸❋❈✲❊❉❋ ✲ ❋❡❡❞❜❛❝❦ ❈♦♥tr♦❧ ❊❛r❧✐❡st ❉❡❛❞❧✐♥❡ ❋✐rst ✹❋❈✲❘▼ ✲ ❋❡❡❞❜❛❝❦ ❈♦♥tr♦❧ ❘❛t❡ ▼♦♥♦t♦♥✐❝
❈❛♣ít✉❧♦ ✶✳ ■♥tr♦❞✉çã♦ ✸
✶✳✶ ❖❜❥❡t✐✈♦s
❖ ♦❜❥❡t✐✈♦ ❞❡st❡ tr❛❜❛❧❤♦ é ❞❡s❡♥✈♦❧✈❡r ✉♠ ❛♠❜✐❡♥t❡ ♦♣❡r❛❝✐♦♥❛❧ q✉❡ ♣♦ss✐❜✐❧✐t❡ ❛ ❡①✲ ❡❝✉çã♦ ❞❡ t❛r❡❢❛s ❡♠ t❡♠♣♦ r❡❛❧ ❡♠ ✉♠❛ ♣❧❛t❛❢♦r♠❛ ❞❡ ❤❛r❞✇❛r❡ ❡♠❜❛r❝❛❞❛ tí♣✐❝❛ ❡ q✉❡ ♣♦ss✐❜✐❧✐t❡ ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ ♣r♦❝❡ss♦s ❛tr❛✈és ❞❡ té❝♥✐❝❛s ❞❡ ❝♦♥tr♦❧❡ ❝♦♠ r❡❛❧✐✲ ♠❡♥t❛çã♦✳ P❛r❛ q✉❡ ✐st♦ s❡❥❛ ♣♦ssí✈❡❧ sã♦ ❝♦♥s✐❞❡r❛❞♦s ✈ár✐♦s ❛s♣❡❝t♦s ❞♦s ❝♦♠♣♦♥❡♥t❡s ❞♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧✱ ❞❡ ♠♦❞♦ q✉❡ ❛ s♦❧✉çã♦ ♦❜t✐❞❛ s❡❥❛ ❛♣❧✐❝á✈❡❧ ❛ ✉♠ s✐st❡♠❛ ❡♠✲ ❜❛r❝❛❞♦ r❡❛❧✳ ❈♦♠♦ ❝♦♠♣♦♥❡♥t❡s ❞❛ s♦❧✉çã♦ ♦♣t♦✉✲s❡ ♣❡❧♦ ✉s♦ ❞❡ t❡❝♥♦❧♦❣✐❛s ❞❡ ❝ó❞✐❣♦ ❛❜❡rt♦ ❞✐s♣♦♥✐❜✐❧✐③❛❞❛s ❞❡ ❢♦r♠❛ ❧✐✈r❡✱ ❡♠ ♣❛rt✐❝✉❧❛r ❞❛s t❡❝♥♦❧♦❣✐❛s ❜❛s❡❛❞❛s ♥♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧ ▲✐♥✉①✳ ❈♦♠♦ ♣❛rt❡ ✐♥t❡❣r❛♥t❡ ❞❡st❡ tr❛❜❛❧❤♦ sã♦ ❛♣r❡s❡♥t❛❞♦s ♦s ♣r✐♥❝✐♣❛✐s ❝♦♥❝❡✐t♦s ❡♥✈♦❧✈✐❞♦s ♥❛ ❝♦♥❝❡♣çã♦ ❞❡ ✉♠ ❛♠❜✐❡♥t❡ ♦♣❡r❛❝✐♦♥❛❧ ♣❛r❛ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ❡ ✉t✐❧✐③❛çã♦ ❞❡ ❛♣❧✐❝❛çõ❡s ❡♠❜❛r❝❛❞❛s✳✶✳✷ ❖r❣❛♥✐③❛çã♦ ❞❛ ❞✐ss❡rt❛çã♦
❊st❛ ❞✐ss❡rt❛çã♦ ❡stá ♦r❣❛♥✐③❛❞❛ ❞❛ s❡❣✉✐♥t❡ ❢♦r♠❛✿ • ◆♦ ❈❛♣ít✉❧♦ ✷ sã♦ ❛♣r❡s❡♥t❛❞❛s ❛s ❢♦r♠❛s q✉❡ ✉♠ s✐st❡♠❛ ❡♠❜❛r❝❛❞♦ ♣♦❞❡ ❛ss✉♠✐r✱ ❜❡♠ ❝♦♠♦ ♦s ❝♦♥❝❡✐t♦s ❞❡ ▲✐♥✉① ❡♠❜❛r❝❛❞♦❀ • ◆♦ ❈❛♣ít✉❧♦ ✸ sã♦ ❛♣r❡s❡♥t❛❞❛s ❛s ♣r✐♥❝✐♣❛✐s ❝♦♥✜❣✉r❛çõ❡s ❞❡ ❤❛r❞✇❛r❡ ✉s❛❞❛s ❡♠ ♣r♦❥❡t♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❝♦♠ ▲✐♥✉①❀ • ◆♦ ❈❛♣ít✉❧♦ ✹ sã♦ ❛♣r❡s❡♥t❛❞♦s ♦s ❝♦♥❝❡✐t♦s ❡♥✈♦❧✈✐❞♦s ♥❛ ❛ ❡❧❛❜♦r❛çã♦ ❡ ❝♦♥✜❣✉✲ r❛çã♦ ❞♦ ❛♠❜✐❡♥t❡ ❞❡ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ tí♣✐❝♦❀ • ◆♦ ❈❛♣ít✉❧♦ ✺ sã♦ ❛♣r❡s❡♥t❛❞♦s ♦s ♣❛ss♦s ♣❛r❛ ❛ ❡s❝♦❧❤❛ ❡ ❝♦♥✜❣✉r❛çã♦ ❞♦ ♥ú❝❧❡♦ ❞♦ ▲✐♥✉①❀ • ◆♦ ❈❛♣ít✉❧♦ ✻ sã♦ ❛♣r❡s❡♥t❛❞♦s ♦s ♣r✐♥❝✐♣❛✐s ❜♦♦t❧♦❛❞❡rs ✉s❛❞♦s ♥❛ ✐♥✐❝✐❛❧✐③❛çã♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❝♦♠ ▲✐♥✉①❀ • ◆♦ ❈❛♣ít✉❧♦ ✼ sã♦ ❛♣r❡s❡♥t❛❞♦s ♦s ♣r✐♥❝✐♣❛✐s ❝♦♥❝❡✐t♦s ❡ ✈❛r✐❛çõ❡s ❞❡ ▲✐♥✉① ❡♠ t❡♠♣♦ r❡❛❧❀ • ◆♦ ❈❛♣ít✉❧♦ ✽ ♠♦str❛✲s❡ ♦ ✉s♦ ❞❛ t❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ ❛♣❧✐❝❛❞❛ ❛♦s s✐st❡♠❛s ❡♠ t❡♠♣♦ r❡❛❧❀ • ◆♦ ❈❛♣ít✉❧♦ ✾ ♠♦str❛✲s❡ ❛ ✐♠♣❧❡♠❡♥t❛çã♦ ❞❛ s♦❧✉çã♦ ✐♥t❡❣r❛❞❛ ♣❛r❛ ♦ ❡s❝❛❧♦♥❛♠❡♥t♦ ❞❡ ♣r♦❝❡ss♦s ❡♠ t❡♠♣♦ r❡❛❧ ❜❛s❡❛❞❛ ♥❛ t❡♦r✐❛ ❞❡ ❝♦♥tr♦❧❡ ❝♦♠ r❡❛❧✐♠❡♥t❛çã♦❀ • ❋✐♥❛❧♠❡♥t❡✱ ♥♦ ❈❛♣ít✉❧♦ ✶✵ sã♦ ❡❧❡♥❝❛❞❛s ❛s ❝♦♥s✐❞❡r❛çõ❡s ✜♥❛✐s ❞♦ ♣r❡s❡♥t❡ tr❛✲ ❜❛❧❤♦✳❈❛♣ít✉❧♦ ✷
❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s
❆ ♠❛✐♦r✐❛ ❞♦s ❝♦♠♣✉t❛❞♦r❡s ❡①✐st❡♥t❡s ❛t✉❛❧♠❡♥t❡ ❡stá ❡♠❜❛r❝❛❞❛ ❡♠ ❞✐s♣♦s✐t✐✈♦s ❞❛s ♠❛✐s ✈❛r✐❛❞❛s ❢♦r♠❛s ❡ sã♦ ✈♦❧t❛❞♦s ♣❛r❛ ❛♣❧✐❝❛çõ❡s ❡s♣❡❝í✜❝❛s✳ ❊st❛ ❛♠♣❧❛ ❢❛✐①❛ ❞❡ ❞✐s♣♦s✐t✐✈♦s ❝♦♠ ♣♦❞❡r❡s ❞❡ ♣r♦❝❡ss❛♠❡♥t♦ ❞✐✈❡rs♦s ❡ ✈♦❧t❛❞♦s ♣❛r❛ ❛♣❧✐❝❛çõ❡s ❡s♣❡❝í✜❝❛s sã♦ ❝❧❛ss✐✜❝❛❞♦s ❝♦♠♦ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❉❡ ❛❝♦r❞♦ ❝♦♠ ❡st❡ ❝♦♥❝❡✐t♦✱ sã♦ ❡①❡♠♣❧♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✿ t♦❝❛❞♦r❡s ❞❡ ▼P✸✱ t❡❧❡❢♦♥❡s ♣♦rtát❡✐s✱ r♦❜ôs✱ ❝♦♠♣✉t❛❞♦r❡s ❞❡ ❜♦r❞♦✱ ❝♦♥tr♦❧❛❞♦r❡s ✐♥❞✉str✐❛✐s✱ r♦t❡❛❞♦r❡s✱ ✈✐❞❡♦❣❛♠❡s✱ ✐♠♣r❡ss♦r❛s ❡ r❡❝❡♣t♦r❡s ●P❙✱ ❡♥tr❡ ♦✉tr♦s✳ ❊♠ ❧✐♥❤❛s ❣❡r❛✐s✱ ♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❛♣r❡s❡♥t❛♠ ❛s s❡❣✉✐♥t❡s ❝❛r❛❝t❡ríst✐❝❛s✿ • ❙ã♦ ♣r♦❥❡t❛❞♦s ♣❛r❛ ❡①❡❝✉t❛r t❛r❡❢❛s ❡s♣❡❝í✜❝❛s✳ ❆❧❣✉♥s ❞❡st❡s s✐st❡♠❛s ♥❡❝❡ss✐t❛♠ q✉❡ ❡st❛s t❛r❡❢❛s s❡❥❛♠ ❡①❡❝✉t❛❞❛s ❡♠ t❡♠♣♦ r❡❛❧✱ ❥á ♦✉tr♦s ❛♣r❡s❡♥t❛♠ ❜❛✐①♦s r❡q✉✐s✐t♦s ❞❡ ❞❡s❡♠♣❡♥❤♦❀ • ◆❡♠ s❡♠♣r❡ sã♦ s✐st❡♠❛s ❝♦♠♣❧❡t♦s✳ ◆❛ ♠❛✐♦r✐❛ ❞❛s ✈❡③❡s✱ ♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❝♦♥s✐st❡♠ ❞❡ ♣❡q✉❡♥❛s ♣❛rt❡s q✉❡ s❡r✈❡♠ ❛ ✉♠ s✐st❡♠❛ ❝♦♠ ♣r♦♣ós✐t♦s ♠❛✐♦r❡s❀ • ◆❛ ♠❛✐♦r✐❛ ❞❛s ✈❡③❡s ♦ s♦❢t✇❛r❡ ❞♦ s✐st❡♠❛ r❡❝❡❜❡ ♦ ♥♦♠❡ ❞❡ ✜r♠✇❛r❡✱ ❡ é ❛r✲ ♠❛③❡♥❛❞♦ ❡♠ ♠❡♠ór✐❛s ❘❖▼ ♦✉ ❋▲❆❙❍ s❡♠ ♦ ✉s♦ ❞❡ ❞✐s❝♦s rí❣✐❞♦s✳✷✳✶ ❚✐♣♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s
❆ ♣❛rt✐r ❞❛ ❡①♣❧❛♥❛çã♦ ✐♥✐❝✐❛❧✱ ♥♦t❛✲s❡ ❛ ❡①✐stê♥❝✐❛ ❞❡ ✈ár✐♦s t✐♣♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❯♠❛ ❝❧❛ss✐✜❝❛çã♦ ✐♥✐❝✐❛❧ ❞❡st❡s s✐st❡♠❛s ♣♦❞❡ s❡r r❡❛❧✐③❛❞❛ ❛ ♣❛rt✐r ❞❡ ✉♠❛ ❞✐✈✐sã♦ ❞❡ ❛❝♦r❞♦ ❝♦♠ t❛♠❛♥❤♦✱ r❡str✐çõ❡s ❞❡ t❡♠♣♦✱ ♥❡❝❡ss✐❞❛❞❡ ❞❡ r❡❞❡ ❡ ✐♥t❡r❛çã♦ ❝♦♠ ♦ ✉s✉ár✐♦✳✷✳✶✳✶ ❚❛♠❛♥❤♦
❖ t❛♠❛♥❤♦ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ♣♦❞❡ ✈❛r✐❛r s❡❣✉♥❞♦ três ❛s♣❡❝t♦s ♣r✐♥❝✐♣❛✐s✿ ♦ t❛♠❛♥❤♦ ❢ís✐❝♦✱ ❛ ❝❛♣❛❝✐❞❛❞❡ ❞❡ ❛r♠❛③❡♥❛♠❡♥t♦ ❞❡ ❞❛❞♦s ❡ ❛ ❝❛♣❛❝✐❞❛❞❡ ❞❡ ♣r♦❝❡ss❛✲ ✹❈❛♣ít✉❧♦ ✷✳ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✺ ♠❡♥t♦✳ ❖ ❢❛t♦ ❞❡ ♦ s✐st❡♠❛ s❡r ❡♠❜❛r❝❛❞♦ ♥ã♦ ❡stá r❡❧❛❝✐♦♥❛❞♦ às s✉❛s ❞✐♠❡♥sõ❡s ❢ís✐❝❛s✱ ❡ s✐♠ ❛ s✉❛ ❤❛❜✐❧✐❞❛❞❡ ❞❡ ❧✐❞❛r ❝♦♠ ✉♠❛ t❛r❡❢❛ ❡s♣❡❝í✜❝❛✱ ❞❡st❡ ♠♦❞♦ ♣♦❞❡♠ ❡①✐st✐r s✐s✲ t❡♠❛s ❡♠❜❛r❝❛❞♦s ❞♦ t❛♠❛♥❤♦ ❞❡ ✉♠❛ ❝❛✐①❛ ❞❡ ❢ós❢♦r♦s ♦✉ ❞❡ ✉♠❛ ❣❡❧❛❞❡✐r❛✳ ❊♠ r❡❧❛çã♦ à ❝❛♣❛❝✐❞❛❞❡ ❞❡ ❛r♠❛③❡♥❛♠❡♥t♦ ❞❡ ❞❛❞♦s✱ ♣♦❞❡♠✲s❡ ❡♥❝♦♥tr❛r s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ♠í♥✲ ✐♠♦s ❝♦♠ ✹ ▼❇ ❞❡ ♠❡♠ór✐❛ ❘❆▼ ❡ ✷ ▼❇ ❞❡ ❘❖▼ ♣❛r❛ ❛r♠❛③❡♥❛♠❡♥t♦ ❞♦ ✜r♠✇❛r❡✱ s✐st❡♠❛s ♠é❞✐♦s ❝♦♠ ✸✷ ▼❇ ❞❡ ❘❖▼ ❡ ✻✹ ▼❇ ❞❡ ❘❆▼✱ ❛ ♣❛rt✐r ❞♦s ✸✷ ▼❇ ❞❡ ❘❆▼ ♦s s✐st❡♠❛s ♣♦❞❡♠ s❡r ❝❧❛ss✐✜❝❛❞♦s ❝♦♠♦ ❞❡ ❣r❛♥❞❡ ♣♦rt❡✳ ❯♠ ❞♦s ❢❛t♦r❡s ❧✐♠✐t❛♥t❡s ❛♦ ❛✉♠❡♥t♦ ❞❛ ✈❡❧♦❝✐❞❛❞❡ ❞❡ ♣r♦❝❡ss❛♠❡♥t♦ é ♦ ❝♦♥s✉♠♦ ❞❡ ❜❛t❡r✐❛✱ q✉❡ ❧✐♠✐t❛ ❛ ❝❛♣❛❝✐❞❛❞❡ ❞❡ ♣r♦❝❡ss❛♠❡♥t♦ ❡♥tr❡ ✸✵✵ ❡ ✹✵✵ ▼❍③✱ ♥♦s ❞✐s♣♦s✐t✐✈♦s ❝♦♠ ♠❛✐♦r❡s ❝❛♣❛❝✐❞❛❞❡s✳
✷✳✶✳✷ ❘❡str✐çõ❡s ❞❡ t❡♠♣♦
❉❡ ❛❝♦r❞♦ ❝♦♠ ♦ t✐♣♦ ❞❡ ❛♣❧✐❝❛çã♦ ❞♦ ❞✐s♣♦s✐t✐✈♦✱ ❡st❡ ♣♦❞❡ ♥❡❝❡ss✐t❛r ♦♣❡r❛r ❡♠ t❡♠♣♦ r❡❛❧ ♦✉ ♥ã♦✳ ❆s ❛♣❧✐❝❛çõ❡s q✉❡ ❣❡r❛❧♠❡♥t❡ ♥❡❝❡ss✐t❛♠ ❞❡ ♦♣❡r❛çã♦ ❡♠ t❡♠♣♦ r❡❛❧ ❡stã♦ ❧✐❣❛❞❛s ❛♦ ♣r♦❝❡ss❛♠❡♥t♦ ♠✉❧t✐♠í❞✐❛ ❡ ❛ ❡①❡❝✉çã♦ ❞❡ ❛çõ❡s ❞❡ ♠♦♥✐t♦r❛çã♦ ❡ ❝♦♥tr♦❧❡ ❡♠ ♣❧❛♥t❛s ✐♥❞✉str✐❛✐s✳ ◆❡st❡ ❝♦♥t❡①t♦✱ ❛s r❡str✐çõ❡s ❞❡ t❡♠♣♦ r❡❛❧ ♣♦❞❡♠ s❡r s✉❛✈❡s ♦✉ ❡str✐t❛s✳ ◆♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❝♦♠ r❡str✐çõ❡s ❞❡ t❡♠♣♦ s✉❛✈❡ ❛ ♣❡r❞❛ ❞♦ ♣r❛③♦ ❞❛s t❛r❡❢❛s ♥ã♦ r❡s✉❧t❛ ❡♠ ✉♠❛ ♣❡r❞❛ ❝♦♠♣❧❡t❛ ❞♦ ✈❛❧♦r ❞❛ ❝♦♠♣✉t❛çã♦ r❡❛❧✐③❛❞❛✳ ❏á ❡♠ ✉♠ s✐st❡♠❛ ❝♦♠ r❡str✐çõ❡s ❞❡ t❡♠♣♦ ❡str✐t❛s✱ ❛ ♣❡r❞❛ ❞❡ ♣r❛③♦s ♣♦❞❡ r❡s✉❧t❛r ❡♠ ♣❡r❞❛s ❝❛t❛stró✜❝❛s ❛♦ s✐st❡♠❛✳ ❖ ♣r♦❝❡ss❛♠❡♥t♦ ❞❡ ✢✉①♦ ❞❡ ✈í❞❡♦ ❝♦♥tí♥✉♦ é ✉♠ ❡①❡♠♣❧♦ ❞❡ ❛♣❧✐❝❛çã♦ ❝♦♠ r❡str✐çõ❡s ❞❡ t❡♠♣♦ s✉❛✈❡✱ ❡♠ q✉❡ ❛ ♣❡r❞❛ ❞❡ ♣r❛③♦s ♣♦❞❡ r❡s✉❧t❛r ❡♠ ✉♠ ✈í❞❡♦ ❞❡ q✉❛❧✐❞❛❞❡ ✐♥❢❡r✐♦r✳ P♦r ♦✉tr♦ ❧❛❞♦ ❡♠ ✉♠❛ ❛♣❧✐❝❛çã♦ ❞❡ ❝♦♥tr♦❧❡ ❞❡ ✉♠❛ ♣❧❛♥t❛ ♥✉❝❧❡❛r✱ ❛ ♣❡r❞❛ ❞❡ ♣r❛③♦s ♣♦❞❡ r❡s✉❧t❛r ♥❛ ❢✉sã♦ ❞❡ ✉♠ ♥ú❝❧❡♦ r❛❞✐♦❛t✐✈♦✱ ♣♦r ❡①❡♠♣❧♦✳ ❖s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s q✉❡ ♥❡❝❡ss✐t❛♠ ❞❡ ✐♥t❡r✈❡♥çã♦ ❤✉♠❛♥❛ ❞❡✈❡♠ s❡r ✐♥t❡r❛t✐✈♦s ♥♦ s❡♥t✐❞♦ q✉❡✱ ♣❛r❛ ✉♠❛ ❞❛❞❛ ❛çã♦ ❛ r❡❛çã♦ ❞♦ s✐st❡♠❛ ♥ã♦ s❡❥❛ ❧❡♥t❛✱ ♥ã♦ s✐❣♥✐✜❝❛♥❞♦✱ ♣♦ré♠✱ q✉❡ ❛ r❡s♣♦st❛ t❡♥❤❛ q✉❡ s❡r ❡♠ t❡♠♣♦ r❡❛❧✳✷✳✶✳✸ ◆❡❝❡ss✐❞❛❞❡ ❞❡ r❡❞❡
❖ s✉♣♦rt❡ ❛ r❡❞❡ ♥♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❡stá s❡ t♦r♥❛♥❞♦ ✉♠ ✐t❡♠ ♦❜r✐❣❛tór✐♦✳ ❆té ♠❡s♠♦ ❡♠ ❞✐s♣♦s✐t✐✈♦s ❡♠ q✉❡ ❛s ❢✉♥çõ❡s ❞❡ ♥❛✈❡❣❛çã♦ ♥ã♦ sã♦ ❡ss❡♥❝✐❛✐s ♣❛r❛ ♦ s❡✉ ❢✉♥✲ ❝✐♦♥❛♠❡♥t♦✳ ◆❡st❡ ❝♦♥t❡①t♦✱ ♣♦❞❡✲s❡ ❝✐t❛r ♦s ❞✐s♣♦s✐t✐✈♦s ❡♠❜❛r❝❛❞♦s ❡♠ ✉♠❛ r❡s✐❞ê♥❝✐❛ ✐♥t❡r❝♦♥❡❝t❛❞♦s ❛tr❛✈és ❞❡ r❡❞❡ ❞❡ ❛✉t♦♠❛çã♦ ❞♦♠ést✐❝❛✳✷✳✶✳✹ ■♥t❡r❛çã♦ ❝♦♠ ♦ ✉s✉ár✐♦
❖ ❣r❛✉ ❞❡ ✐♥t❡r❛çã♦ ❝♦♠ ♦ ✉s✉ár✐♦ ✈❛r✐❛ ❜❛st❛♥t❡ ❞❡ ✉♠ s✐st❡♠❛ ♣❛r❛ ♦✉tr♦✳ ❆❧❣✉♥s s✐st❡♠❛s tê♠ s✉❛s ❢✉♥❝✐♦♥❛❧✐❞❛❞❡s ❞✐r❡❝✐♦♥❛❞❛s ❛♦ ♠♦❞♦ ❞❡ ✐♥t❡r❛çã♦ ❝♦♠ ♦ ✉s✉ár✐♦✱ é❈❛♣ít✉❧♦ ✷✳ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✻ ♦ ❝❛s♦ ❞♦s t❡❧❡❢♦♥❡s ♣♦rtát❡✐s✱ ❡♥q✉❛♥t♦ ♦✉tr♦s ♣♦❞❡♠ ❞✐s♣♦♥✐❜✐❧✐③❛r ❛❧❣✉♥s ♠❡✐♦s ♣❛r❛ ✐♥❞✐❝❛r s❡ ❡stã♦ ❧✐❣❛❞♦s ❡ ❝❤❛✈❡s q✉❡ ♣❡r♠✐t❛♠ ❞❡s❧✐❣❛r ♦✉ r❡✐♥✐❝✐❛r ♦ ❞✐s♣♦s✐t✐✈♦✳ ❖ ❝♦♥tr♦❧❡ ❞♦ ❞✐s♣♦s✐t✐✈♦ t❛♠❜é♠ ♣♦❞❡ s❡r r❡❛❧✐③❛❞♦ ✈✐❛ r❡❞❡✱ ❛tr❛✈és ❞❡ ✉♠❛ ✐♥t❡r❢❛❝❡ ✇❡❜ ♦✉ ❞❡ ✉♠ ♣r♦t♦❝♦❧♦ ❞❡ ❝♦♠✉♥✐❝❛çã♦ ❝♦♠♦ ♦ ❚❡❧♥❡t✳
✷✳✷ ▲✐♥✉① ❊♠❜❛r❝❛❞♦
❉❡✈✐❞♦ ❛ ♣❡❝✉❧✐❛r✐❞❛❞❡s ❡①✐st❡♥t❡s ♥♦s ♣r♦❝❡ss♦s ❞❡ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦✱ ❝♦♥✜❣✉r❛çã♦ ❞❡ ❤❛r❞✇❛r❡✱ r❡❞✉çã♦ ❞❡ ❢✉♥❝✐♦♥❛❧✐❞❛❞❡s ❞❡ ❛❧❣✉♥s ❛♣❧✐❝❛t✐✈♦s ❡ ❞❛ ♣❡rs♦♥❛❧✐③❛çã♦ ❞❛ ✐♥t❡r❢❛❝❡ ❝♦♠ ♦ ✉s✉ár✐♦✱ ♦ ✉s♦ ❞♦ ▲✐♥✉① ♥♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s é tr❛t❛❞♦ ❞❡ ❢♦r♠❛ ❞✐st✐♥t❛✳ ▲✐♥✉① ❡♠❜❛r❝❛❞♦ é✱ ♣♦rt❛♥t♦ ❛ ❛rt❡ ❞❡ ♣❡rs♦♥❛❧✐③❛çã♦ ❡ ♠♦❞✐✜❝❛çã♦ ❞❡ ❝❛r❛❝t❡ríst✐❝❛s ❡①✐st❡♥t❡s ♥♦ ▲✐♥✉① ❞❡ ♠♦❞♦ ❛ ❛❞❛♣tá✲❧♦ às r❡str✐çõ❡s ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❊♥tr❡ ❛s ♣r✐♥❝✐♣❛✐s r❛③õ❡s ♣❛r❛ ❛ ❣r❛♥❞❡ ❛❝❡✐t❛çã♦ ❞♦ ▲✐♥✉① ♥♦ ♠❡r❝❛❞♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ❞❡st❛❝❛♠✲s❡✿ ❛ ❣r❛♥❞❡ q✉❛♥t✐❞❛❞❡ ❞❡ ❛♣❧✐❝❛t✐✈♦s ❞❡ s♦❢t✇❛r❡ ❡①✐st❡♥t❡s✱ ♦ s✉♣♦rt❡ ❛s ♠❛✐s ❞✐✈❡rs❛s ❛rq✉✐t❡t✉r❛s ❡ ❤❛r❞✇❛r❡ ❡①✐st❡♥t❡s✱ ❛s ❜♦❛s ✐♠♣❧❡♠❡♥t❛çõ❡s ❞♦s ♣r♦t♦❝♦❧♦s ❞❡ ❝♦♠✉♥✐❝❛çã♦✱ ♦ s✉♣♦rt❡ ❞❛ ❝♦♠✉♥✐❞❛❞❡✱ ❛ ✐♥❞❡♣❡♥❞ê♥❝✐❛ ❞❡ ❢❛❜r✐❝❛♥t❡s ❡ ❛ ❛✉sê♥❝✐❛ ❞❡ r♦②❛❧t✐❡s ♥♦s ♣r♦❞✉t♦s ❝♦♠❡r❝✐❛❧✐③❛❞♦s✳ ❈♦♠ ♦ ✉s♦ ❞♦ ▲✐♥✉①✱ ♦s ❢❛❜r✐❝❛♥t❡s ♣♦❞❡♠ s❡ ❝♦♥❝❡♥tr❛r ♥♦ ❞✐❢❡r❡♥❝✐❛❧ ❞♦ ♣r♦❞✉t♦✱ ❣❛♥❤❛♥❞♦ t❡♠♣♦ ♠✉✐t♦ ✐♠♣♦rt❛♥t❡ ♣❛r❛ ♦ ❧❛♥ç❛♠❡♥t♦ ❞♦ ♣r♦❞✉t♦ ♥♦ ♠❡r❝❛❞♦✳✷✳✷✳✶ ❉✐s♣♦♥✐❜✐❧✐❞❛❞❡ ❞❡ s♦❢t✇❛r❡
❆s ❛♣❧✐❝❛çõ❡s ❞❡s❡♥✈♦❧✈✐❞❛s ♣❡❧❛ ❝♦♠✉♥✐❞❛❞❡ q✉❡ s✉♣♦rt❛ ♦ ▲✐♥✉① sã♦ ❛❜❡rt❛s✱ ♥❡st❡ s❡♥t✐❞♦✱ q✉❛❧q✉❡r ❢❛❜r✐❝❛♥t❡ ♣♦❞❡ ❛❝❡ss❛r ♦ ❝ó❞✐❣♦ ❧✐✈r❡♠❡♥t❡ ♥❛ ✐♥t❡r♥❡t✱ ♣❡rs♦♥❛❧✐③á✲❧♦ ❞❡ ❛❝♦r❞♦ ❝♦♠ s✉❛ ❛♣❧✐❝❛çã♦ ❡ ❡♠❜❛r❝á✲❧♦ ❡♠ ✉♠ ♥♦✈♦ ♣r♦❞✉t♦✳ ❆ ú♥✐❝❛ ♦❜r✐❣❛çã♦ ❞♦ ❢❛❜r✐❝❛♥t❡ é ❛ ❞❡ ♠❛♥t❡r ❛ ❝♦♠♣❛t✐❜✐❧✐❞❛❞❡ ❝♦♠ ❛ ❧✐❝❡♥ç❛ ❞♦ ❝ó❞✐❣♦ ✉t✐❧✐③❛❞♦✱ q✉❡ ♣♦❞❡ ❡①✐❣✐r q✉❡ ❡st❡ ❞✐s♣♦♥✐❜✐❧✐③❡ ❛s ♠♦❞✐✜❝❛çõ❡s r❡❛❧✐③❛❞❛s✳ ❖✉tr♦ ♣♦♥t♦ ✐♠♣♦rt❛♥t❡ é q✉❡ ♥❡♠ t♦❞♦s ♦s ❛♣❧✐❝❛t✐✈♦s ❞♦ s✐st❡♠❛ ♥❡❝❡ss✐t❛♠ s❡r r❡✐♥✈❡♥t❛❞♦s✳✷✳✷✳✷ ❙✉♣♦rt❡ ❞❡ ❤❛r❞✇❛r❡
❍♦❥❡ ❡♠ ❞✐❛✱ ♦ ▲✐♥✉① s✉♣♦rt❛ ✉♠❛ ❣r❛♥❞❡ q✉❛♥t✐❞❛❞❡ ❞❡ ❛rq✉✐t❡t✉r❛s ❝♦♠ ❛s ♠❛✐s ❞✐✈❡r✲ s❛s ❝♦♥✜❣✉r❛çõ❡s ❞❡ ❤❛r❞✇❛r❡ ❡①✐st❡♥t❡s✳ ❆ ❛❞✐çã♦ ❞❡ ♥♦✈♦s ❝♦♠♣♦♥❡♥t❡s ❞❡ ❤❛r❞✇❛r❡ t❛♠❜é♠ é ❢❛❝✐❧✐t❛❞❛✱ ♣♦✐s ♦ ♥ú❝❧❡♦ ❞♦ ▲✐♥✉① é ♠♦❞✉❧❛r ♦ q✉❡ ♣❡r♠✐t❡ ❛ ✉t✐❧✐③❛çã♦ ❞♦s s✉❜s✐st❡♠❛s ❡①✐st❡♥t❡s✳ ❆s s♦❧✉çõ❡s ❞❡ ❤❛r❞✇❛r❡ ✉t✐❧✐③❛❞❛s ❡♠ ♣r♦❥❡t♦s ❡♥✈♦❧✈❡♥❞♦ ▲✐♥✉① ❡♠❜❛r❝❛❞♦ sã♦ ❛♣r❡s❡♥t❛❞❛s ♥♦ ❈❛♣ít✉❧♦ ✸✳❈❛♣ít✉❧♦ ✷✳ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✼
✷✳✷✳✸ Pr♦t♦❝♦❧♦s ❞❡ ❝♦♠✉♥✐❝❛çã♦
❙ã♦ ❞✐s♣♦♥í✈❡✐s ♥♦ ▲✐♥✉① ✐♠♣❧❡♠❡♥t❛çõ❡s ♣❛r❛ ♦s ♣r✐♥❝✐♣❛✐s ♣r♦t♦❝♦❧♦s ❞❡ ❝♦♠✉♥✐❝❛çã♦✳ ❱❛❧❡ r❡ss❛❧t❛r q✉❡ ✉♠❛ ❞❛s ♣r✐♥❝✐♣❛✐s r❛③õ❡s ❞❛ ♣r♦❧✐❢❡r❛çã♦ ❞♦ ▲✐♥✉① ♥♦ ♠❡r❝❛❞♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s é ♦ ❡①❝❡❧❡♥t❡ s✉♣♦rt❡ ❛♦s ♣r♦t♦❝♦❧♦s ❞❡ r❡❞❡ ❡ ❛s ❜✐❜❧✐♦t❡❝❛s ❞❡ ❝♦♠✉♥✐❝❛çã♦✳ ❆❧❣✉♥s ❞♦s ♠ó❞✉❧♦s ❞❡ ❝♦♠✉♥✐❝❛çã♦ ❞♦ ▲✐♥✉① sã♦ ❤❡r❞❛❞♦s ❞♦ ❯◆■❳ ❡ ❞♦ ❇❙❉✱ ❡ sã♦ ❝♦♥❤❡❝✐❞♦s ♣♦r s❡r❡♠ ❡stá✈❡✐s ❡ ❜❡♠ t❡st❛❞♦s✳ ❖✉tr♦ ❢❛t♦r ✐♠♣♦rt❛♥t❡ é ❛ ✐♥t❡❣r❛çã♦ ❞♦s s❡r✈✐ç♦s✱ ❞❡ ❢♦r♠❛ q✉❡✱ ♣♦r ❡①❡♠♣❧♦✱ ❛ ✐♠♣❧❡♠❡♥t❛çã♦ ❞❡ ✉♠ ♣♦♥t♦ ❞❡ ❛❝❡ss♦ q✉❡ s✉♣♦rt❡ ❲✐✲❋✐✱ ❇❧✉❡t♦♦t❤ ❡ ❊t❤❡r♥❡t✱ ♣♦❞❡ s❡r ❢❡✐t❛ ❛tr❛✈és ❞❡ ✉♠ s✐♠♣❧❡s s❝r✐♣t✳ ❯♠ s❝r✐♣t ❝♦♥s✐st❡ ❞❡ ✉♠❛ ❧✐st❛ ❞❡ ❝♦♠❛♥❞♦s ❡ ❢✉♥çõ❡s q✉❡ ♣♦❞❡♠ s❡r ❡①❡❝✉t❛❞♦s ❡♠ t❡r♠✐♥❛✐s ❜❛s❡❛❞♦s ♥♦ ❯◆■❳✳ ❖ ✐♥t❡r♣r❡t❛❞♦r ❞❡ s❝r✐♣ts ❞❡ ♠❛✐♦r s✉❝❡ss♦ ♥♦ ♠✉♥❞♦ ❯◆■❳ é ♦ ❛♣❧✐❝❛t✐✈♦ ●◆❯ ❇❛s❤ ❬✶✾❪✳✷✳✷✳✹ ❙✉♣♦rt❡ ❞❛ ❝♦♠✉♥✐❞❛❞❡
❖ s✉♣♦rt❡ ❞❛ ❝♦♠✉♥✐❞❛❞❡ é ✉♠ ❞♦s ♣r✐♥❝✐♣❛✐s tr✉♥❢♦s ❞❡ q✉❡♠ ✉t✐❧✐③❛ s♦❧✉çõ❡s ❜❛s❡❛❞❛s ❡♠ ▲✐♥✉①✳ ❊st❡ s✉♣♦rt❡ é ❞❛❞♦ ❛tr❛✈és ❞❡ t✉t♦r✐❛✐s✱ ❞♦❝✉♠❡♥t❛çã♦✱ ❧✐st❛s ❞❡ ❡♠❛✐❧ ❡ ❢ór✉♥s ♦♥❧✐♥❡✳ ❆♦ ❝♦♥trár✐♦ ❞♦s ❛♠❜✐❡♥t❡s ❝♦r♣♦r❛t✐✈♦s✱ ❡♠ ✉♠ ❛♠❜✐❡♥t❡ ❞❡ ❝ó❞✐❣♦ ❧✐✈r❡✱ ♦s ❞❡s❡♥✈♦❧✈❡❞♦r❡s s❡♥t❡♠✲s❡ ♣r❡st✐❣✐❛❞♦s ❛♦ ❛❥✉❞❛r ♦✉tr♦s ❞❡s❡♥✈♦❧✈❡❞♦r❡s ❛ r❡s♦❧✈❡r s❡✉s ♣r♦❜❧❡♠❛s✳✷✳✷✳✺ ■♥❞❡♣❡♥❞ê♥❝✐❛ ❞❡ ❢❛❜r✐❝❛♥t❡s
❆ ♠❛✐♦r✐❛ ❞❛s s♦❧✉çõ❡s ♣r♦♣r✐❡tár✐❛s ❡stá ✐♥t✐♠❛♠❡♥t❡ r❡❧❛❝✐♦♥❛❞❛ ❛ ✉♠ ❞❡t❡r♠✐♥❛❞♦ ❢❛❜r✐❝❛♥t❡✱ ♦ q✉❡ ♠✉✐t❛s ✈❡③❡s ❧✐♠✐t❛ ❛ s♦❧✉çã♦✳ ◆♦ ♠♦❞❡❧♦ ❞♦ ▲✐♥✉① s❡♠♣r❡ é ♣♦ssí✈❡❧ ♣r♦❝✉r❛r ❛s ♠❡❧❤♦r❡s s♦❧✉çõ❡s té❝♥✐❝❛s✱ s❡♥❞♦ ♣♦ssí✈❡❧ ❛té ❛ ❛❣❧✉t✐♥❛çã♦ ❞❡ s♦❧✉çõ❡s ❡♠ ❜✉s❝❛ ❞❡ ✉♠ ♦❜❥❡t✐✈♦ ❝♦♠✉♠✳✷✳✷✳✻ ❆✉sê♥❝✐❛ ❞❡ r♦②❛❧t✐❡s
❆ ❛✉sê♥❝✐❛ ❞♦ ♣❛❣❛♠❡♥t♦ ❞❡ r♦②❛❧t✐❡s ♣❡r♠✐t❡ q✉❡ ❛s s♦❧✉çõ❡s ❜❛s❡❛❞❛s ❡♠ ▲✐♥✉① ❝❤❡❣✉❡♠ ❛♦ ♠❡r❝❛❞♦ ❛ ✉♠ ♣r❡ç♦ ♠❛✐s ❛❝❡ssí✈❡❧ ❡ ❡♠ ♠❡♥♦r t❡♠♣♦✳ ❍♦❥❡ ❡♠ ❞✐❛✱ ♣❡r❝❡❜❡✲s❡ ❝♦♠♦ t❡♥❞ê♥❝✐❛ ❣❧♦❜❛❧ ❛ ♠✐❣r❛çã♦ ❞❡ s♦❧✉çõ❡s ♣r♦♣r✐❡tár✐❛s ♣❛r❛ s♦❧✉çõ❡s ❜❛s❡❛❞❛s ❡♠ ❝ó❞✐❣♦ ❛❜❡rt♦✳ ❆ ❣✐❣❛♥t❡ ✜♥❧❛♥❞❡s❛ ◆♦❦✐❛ é ✉♠ ❡①❡♠♣❧♦ ❝❧áss✐❝♦ ❞❡st❛ ♠✉❞❛♥ç❛ ❞❡ ❝♦♠♣♦rt❛♠❡♥t♦✱ ♣r✐♠❡✐r❛♠❡♥t❡ ❛♦ ✐♥✈❡st✐r ❡♠ s♦❧✉çõ❡s ❛❜❡rt❛s ♥❛s ♣❧❛t❛❢♦r♠❛s ♠❛❡♠♦ ❬✸✶❪ ❡ ◗❚ ❬✹✺❪✱ ❡ ♠❛✐s r❡❝❡♥t❡♠❡♥t❡ ♣♦r ❛♥✉♥❝✐❛r ❛ ❛❜❡rt✉r❛ ❞♦ s✐st❡♠❛ ♦♣❡r❛❝✐♦♥❛❧ ❙②♠❜✐❛♥ ❬✹✹❪✳❈❛♣ít✉❧♦ ✷✳ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✽
✷✳✸ ❈♦♠♣♦♥❡♥t❡s ❞❛ s♦❧✉çã♦
❆ ❣r❛♥❞❡ q✉❛♥t✐❞❛❞❡ ❞❡ ♦♣çõ❡s ❛❜❡rt❛s ❞✐s♣♦♥í✈❡❧ ♣♦❞❡ s❡ t♦r♥❛r ✉♠ ❡♠♣❡❝✐❧❤♦ ♥❛ ❤♦r❛ ❞❛ ❝♦♥❝❡♣çã♦ ❞❛ s♦❧✉çã♦ ❡♠❜❛r❝❛❞❛✳ P❛r❛ ♠✐t✐❣❛r ❡st❡s ♣r♦❜❧❡♠❛s✱ ❛ ❡s❝♦❧❤❛ ❞♦s ❝♦♠♣♦✲ ♥❡♥t❡s ❞♦ s✐st❡♠❛ ♣♦❞❡ s❡r ❜❛s❡❛❞❛ ❡♠ ❛s♣❡❝t♦s ❝♦♠♦✿ • t❛♠❛♥❤♦ ❞❛ ❝♦♠✉♥✐❞❛❞❡❀ • ❛t✐✈✐❞❛❞❡ ❞♦ ♣r♦❥❡t♦❀ • ❢✉♥❝✐♦♥❛❧✐❞❛❞❡s ✐♠♣❧❡♠❡♥t❛❞❛s❀ • ❝♦♠♣❛t✐❜✐❧✐❞❛❞❡ ❝♦♠ ♣❛❞rõ❡s ❡①✐st❡♥t❡s❀ • ❢❛❝✐❧✐❞❛❞❡ ❞❡ r❡❝♦♥✜❣✉r❛çã♦✳✷✳✹ ❈r✐❛çã♦ ❞♦ s✐st❡♠❛ ▲✐♥✉①
❖ s✐st❡♠❛ ▲✐♥✉① é ❝r✐❛❞♦ ❛ ♣❛rt✐r ❞❛ ❛❣r❡❣❛çã♦ ❡ ❝♦♥✜❣✉r❛çã♦ ❞♦s ❝♦♠♣♦♥❡♥t❡s ❞❡ s♦❢t✲ ✇❛r❡s ❛♣r♦♣r✐❛❞♦s ❛ s♦❧✉çã♦ ❞❡s❡❥❛❞❛✳ ❖s ♣❛ss♦s ♣❛r❛ s❡ ❝r✐❛r ✉♠ s✐st❡♠❛ ▲✐♥✉① sã♦✿ • ❞❡t❡r♠✐♥❛çã♦ ❞♦s ❝♦♠♣♦♥❡♥t❡s ❞♦ s✐st❡♠❛❀ • ❝♦♥✜❣✉r❛çã♦ ❡ ❝♦♥str✉çã♦ ❞♦ ♥ú❝❧❡♦❀ • ❝♦♥str✉çã♦ ❞♦ s✐st❡♠❛ ❞❡ ❛rq✉✐✈♦s r❛✐③❀ • ❝♦♥✜❣✉r❛çã♦ ❞♦ s♦❢t✇❛r❡ ❞❡ ✐♥✐❝✐❛❧✐③❛çã♦ ✭❜♦♦t❧♦❛❞❡r ✮✳ ❆ ❞❡t❡r♠✐♥❛çã♦ ❞♦s ❝♦♠♣♦♥❡♥t❡s ❞♦ s✐st❡♠❛ é r❡❛❧✐③❛❞❛ ❛ ♣❛rt✐r ❞❛ ❛✈❛❧✐❛çã♦ ❞❡ q✉❛✐s ❢✉♥❝✐♦♥❛❧✐❞❛❞❡s ❞❡✈❡♠ s❡r ♣r♦✈✐❞❛s ♥♦ s✐st❡♠❛✳ ❆ ♣❛rt✐r ❞❡st❛ ❛♥á❧✐s❡✱ é ♣♦ssí✈❡❧ ♦❜t❡r ✉♠❛ ❧✐st❛ ❞❡ ❛♣❧✐❝❛t✐✈♦s ❡ ❝♦♠♣♦♥❡♥t❡s ❞❡ s♦❢t✇❛r❡ q✉❡ ❛s ♣r♦✈ê❡♠✳ ❆ ❧✐st❛ r❡s✉❧t❛♥t❡ ♣♦❞❡ ❛♣r❡s❡♥t❛r r❡❞✉♥❞â♥❝✐❛s✱ q✉❡ ❞❡✈❡♠ s❡r r❡s♦❧✈✐❞❛s ❞❡ ❛❝♦r❞♦ ❝♦♠ ❜❛s❡ ❡♠ ❝r✐tér✐♦s ✈✐s❛♥❞♦✿ ❛ ♠✐♥✐♠✐③❛çã♦ ❞♦ s✐st❡♠❛ ❞❡ ❛rq✉✐✈♦s r❛✐③✱ ♠❡❧❤♦r ❞❡s❡♠♣❡♥❤♦✱ ❛ ✉t✐❧✐③❛çã♦ ❞❡ ❛♣❧✐❝❛t✐✈♦s ♠❛✐s ❝♦♥❤❡❝✐❞♦s✴s✉♣♦rt❛❞♦s✳ ❆ ❝♦♥✜❣✉r❛çã♦ ❞♦ ♥ú❝❧❡♦ ❞❡♣❡♥❞❡ ❞❛ ♣❧❛t❛❢♦r♠❛ ✉t✐❧✐③❛❞❛ ❡ ❞♦s ♣❡r✐❢ér✐❝♦s ❛ ❡❧❛ ❝♦♥❡❝t❛❞♦s✳ ❉❡♣♦✐s ❞❡ ❝♦♥str✉í❞♦s ♦ s✐st❡♠❛ ❞❡ ❛rq✉✐✈♦s r❛✐③ ❡ ♦ ♥ú❝❧❡♦ ❞♦ s✐st❡♠❛✱ ❛ t❛r❡❢❛ ✜♥❛❧ ❝♦♥s✐st❡ ♥❛ ❡s❝♦❧❤❛ ❞♦ ❜♦♦t❧♦❛❞❡r ✉s❛❞♦ ♥❛ ✐♥✐❝✐❛❧✐③❛çã♦ ❞♦ s✐st❡♠❛✳ ❖s r❡q✉✐s✐t♦s ❞❡ ♣r♦❥❡t♦ ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✉t✐❧✐③❛❞♦s ♥❡st❡ t❡①t♦ ❧❡✈❛♠ ❡♠ ❝♦♥✲ s✐❞❡r❛çã♦ ♦s ❛s♣❡❝t♦s ❞❡ s✐♠♣❧✐❝✐❞❛❞❡✱ ❝♦♥✜❣✉r❛çã♦ ❛✉t♦♠át✐❝❛ ❡ ❛ ✉t✐❧✐③❛çã♦ ❞❡ ❛♣❧✐❝❛t✐✈♦s ❜❡♠ ❡st❛❜❡❧❡❝✐❞♦s✳❈❛♣ít✉❧♦ ✷✳ ❆♥❛t♦♠✐❛ ❞♦s s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✾
✷✳✺ ❙✉♠ár✐♦
◆❡st❡ ❝❛♣ít✉❧♦ ❢♦r❛♠ ❛♣r❡s❡♥t❛❞♦s ♦s ♣r✐♥❝✐♣❛✐s ❛s♣❡❝t♦s ❡ ❡s❝♦❧❤❛s r❡❢❡r❡♥t❡s ❛s ❡♥t✐❞❛❞❡s q✉❡ ❝♦♠♣õ❡ ✉♠❛ s♦❧✉çã♦ ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳
❈❛♣ít✉❧♦ ✸
❍❛r❞✇❛r❡ ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s
◆❡st❡ ❝❛♣ít✉❧♦ sã♦ ❛♣r❡s❡♥t❛❞❛s ❛s ♣r✐♥❝✐♣❛✐s ❝♦♥✜❣✉r❛çõ❡s ❞❡ ❤❛r❞✇❛r❡ ✉t✐❧✐③❛❞❛s ❡♠ ♣r♦❥❡t♦s ❝♦♠ ▲✐♥✉① ❡♠❜❛r❝❛❞♦✳ ❊st❛s ❝♦♥✜❣✉r❛çõ❡s sã♦ ❛♣r❡s❡♥t❛❞❛s s♦❜ ♦s ❛s♣❡❝t♦s ❞❡ ♣r♦❝❡ss❛❞♦r❡s✱ ❜❛rr❛♠❡♥t♦s ❡ ✐♥t❡r❢❛❝❡s✱ ❡♥tr❛❞❛ ❡ s❛í❞❛✱ s✐st❡♠❛s ❞❡ ❛r♠❛③❡♥❛♠❡♥t♦ ❡ ✐♥t❡r❢❛❝❡s ❞❡ ❝♦♠✉♥✐❝❛çã♦✳✸✳✶ Pr♦❝❡ss❛❞♦r❡s
❊♠❜♦r❛ ♦ ▲✐♥✉① ♣♦ss❛ s❡r ✉t✐❧✐③❛❞♦ ❝♦♠ ❞✐✈❡rs♦s t✐♣♦s ❞❡ ❛rq✉✐t❡t✉r❛s✱ ♥❡♠ t♦❞❛s ❡❧❛s sã♦ ❛♣r♦♣r✐❛❞❛s ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❉❡♥tr❡ ❛s ♠❛✐s ❛♣r♦♣r✐❛❞❛s ❡stã♦ ❛s q✉❡ ✉t✐❧✐③❛♠ ♦s ♣r♦❝❡ss❛❞♦r❡s ❆❘▼ ❬✷✽❪✱ ▼■P❙ ❬✷❪✱ PP❈ ❬✸❪ ❡ ♦ tr❛❞✐❝✐♦♥❛❧ ❳✽✻ ❬✶✹❪✳ ❙❡❣✉♥❞♦ ✉♠❛ ♣❡sq✉✐s❛ ❛♥✉❛❧ ❬✷✹❪ ❛s ❛rq✉✐t❡t✉r❛s ❝✐t❛❞❛s sã♦ ❛s ♠❛✐s ✉t✐❧✐③❛❞❛s ❡♠ ♣r♦❥❡t♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s✳ ❖ r❡s✉❧t❛❞♦ é ❛♣r❡s❡♥t❛❞♦ ♥❛ ❋✐❣✉r❛ ✸✳✶✶✳✸✳✶✳✶ ❆❘▼
❆❘▼✷ é ✉♠❛ ❢❛♠í❧✐❛ ❞❡ ♣r♦❝❡ss❛❞♦r❡s ❞❡s❡♥✈♦❧✈✐❞❛ ♣❡❧❛ ❆❘▼ ❍♦❧❞✐♥❣s ▲❚❉❆✳ ❆♦ ❝♦♥✲ trár✐♦ ❞❡ s❡✉s ❝♦♥❝♦rr❡♥t❡s✱ ❛ ❆❘▼ ♥ã♦ ❢❛❜r✐❝❛ s❡✉s ♣r♦❝❡ss❛❞♦r❡s✱ ❡❧❛ ❛♣❡♥❛s ❞❡✜♥❡ ♦s ♥ú❝❧❡♦s ❞❡ ❈P❯ ♣❛r❛ ♦s s❡✉s ❝❧✐❡♥t❡s✱ ❜❛s❡❛❞♦s ♥♦ ♥ú❝❧❡♦ ❆❘▼✱ ❡ ❞❡✐①❛ q✉❡ ❡❧❡s s❡ ❡♥✲ ❝❛rr❡❣✉❡♠ ❞❛ ❢❛❜r✐❝❛çã♦ ❞♦s ❝❤✐♣s✳ ❆ ❆❘▼ ❍♦❧❞✐♥❣s t❛♠❜é♠ ❞❡s❡♥✈♦❧✈❡ t❡❝♥♦❧♦❣✐❛s q✉❡ ❛✉①✐❧✐❛♠ ♦ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦ ❝♦♠♦✿ ❢❡rr❛♠❡♥t❛s ❞❡ s♦❢t✇❛r❡✱ ♣❧❛❝❛s ❞❡ ❞❡s❡♥✈♦❧✈✐♠❡♥t♦✱ ❢❡rr❛♠❡♥t❛s ❞❡ ❞❡♣✉r❛çã♦ ❤❛r❞✇❛r❡✴s♦❢t✇❛r❡✱ ❛rq✉✐t❡t✉r❛s ❡♠ ❜❛rr❛♠❡♥t♦ ❡ ♣❡r✐❢ér✐❝♦s✳ ❖s ♣r♦❝❡ss❛❞♦r❡s ❆❘▼ ❝♦♠♣❛rt✐❧❤❛♠ ♦ ♠❡s♠♦ ❝♦♥❥✉♥t♦ ❞❡ ✐♥str✉çõ❡s✱ ❞❡ ♠♦❞♦ q✉❡ ♦ s♦❢t✇❛r❡ ♣❡r♠❛♥❡ç❛ ❝♦♠♣❛tí✈❡❧ ❡♥tr❡ ❛s ❞✐✈❡rs❛s ✈❛r✐❛çõ❡s ❛♣r❡s❡♥t❛❞❛s✳ ◆♦ ♠❡r❝❛❞♦ ❞❡ ❛♣❛r❡❧❤♦s ❡❧❡trô♥✐❝♦s ♣♦rtát❡✐s ❛ ❛rq✉✐t❡t✉r❛ ❆❘▼ é ❞♦♠✐♥❛♥t❡✱ ♣r✐♥✲ ❝✐♣❛❧♠❡♥t❡✱ ♣♦r ❛♣r❡s❡♥t❛r s♦❧✉çõ❡s q✉❡ ✉t✐❧✐③❛♠ ❜❛✐①♦ ❝♦♥s✉♠♦ ❞❡ ❡♥❡r❣✐❛✳ ❉❡♥tr❡ ♦s ✶❋♦♥t❡✿ ✇✇✇✳❧✐♥✉①❞❡✈✐❝❡s✳❝♦♠ ✷❆❘▼ ✲ ❆❞✈❛♥❝❡❞ ❘■❙❈ ▼❛❝❤✐♥❡ ✶✵❈❛♣ít✉❧♦ ✸✳ ❍❛r❞✇❛r❡ ♣❛r❛ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✶✶ ♣r✐♥❝✐♣❛✐s ❝❧✐❡♥t❡s ❞❛ ❆❘▼ ❡stã♦ ❧✐❞❡r❡s ♠✉♥❞✐❛✐s ♥♦ ♠❡r❝❛❞♦ ❞❡ s❡♠✐❝♦♥❞✉t♦r❡s ❝♦♠♦ ❛ ❚❡①❛s ■♥str✉♠❡♥ts✱ ❛ ■♥t❡❧ ❡ ❛ ❋r❡❡s❝❛❧❡✳ • ❚❡①❛s ■♥str✉♠❡♥ts ❆❘▼✿ ✕ ❯s❛ ♥ú❝❧❡♦s ❆❘▼ ♥❛ ❢❛♠í❧✐❛ ❞❡ ♣r♦❝❡ss❛❞♦r❡s ✐♥t❡❣r❛❞♦s ❖▼❆P✸❀ ✕ ❖s ♣r♦❝❡ss❛❞♦r❡s ❖▼❆P ❛♣r❡s❡♥t❛♠ ♠✉✐t♦s ♣❡r✐❢ér✐❝♦s ✐♥t❡❣r❛❞♦s ❡♠ ✉♠ ú♥✐❝♦ ❝❤✐♣❀ ✕ ❙ã♦ ❛♣r♦♣r✐❛❞♦s ♣❛r❛ ✉s♦ ❡♠ ❞✐s♣♦s✐t✐✈♦s ♠✉❧t✐♠í❞✐❛✳ • ■♥t❡❧ ❆❘▼ ❳❙❝❛❧❡✿ ✕ ❯s♦ ❞❡ ♣r♦❝❡ss❛❞♦r❡s ✐♥t❡❣r❛❞♦s ❜❛s❡❛❞♦s ♥❛ ❛rq✉✐t❡t✉r❛ ❆❘▼❀ ✕ ▲✐♥❤❛s ❞❡ ♣r♦❞✉t♦s ✈♦❧t❛❞❛s ♣❛r❛ ❞✐s♣♦s✐t✐✈♦s ♣♦rtát❡✐s ❡ ❡q✉✐♣❛♠❡♥t♦s ❞❡ r❡❞❡ ♣❛r❛ ♣r♦❝❡ss❛♠❡♥t♦ rá♣✐❞♦ ❞❡ ♣❛❝♦t❡s✳ • ❋r❡❡s❝❛❧❡ ❆❘▼✿ ✕ ❆ ❋r❡❡s❝❛❧❡ ♣r♦❞✉③ ❝❤✐♣s ❞❡❞✐❝❛❞♦s ❝♦♠ ✈ár✐♦s ♣❡r✐❢ér✐❝♦s ✐♥t❡❣r❛❞♦s✱ r❡q✉❡r✐✲ ❞♦s ♣❛r❛ ✉s❛♦ ❡♠ ❛♣❧✐❝❛çõ❡s ♠✉❧t✐♠í❞✐❛❀ ✕ ❖s ♣r♦❞✉t♦s sã♦ ❛♠♣❧❛♠❡♥t❡ ✉t✐❧✐③❛❞♦s ❡♠ ❛♣❧✐❝❛çõ❡s ❡♥✈♦❧✈❡♥❞♦ ♠✉❧t✐♠í❞✐❛ ❝♦♠♦ ♣❧❛t❛❢♦r♠❛s ❞❡ ❥♦❣♦s ♣♦rtát❡✐s✱ P❉❆s ❡ t❡❧❡❢♦♥❡s ❝❡❧✉❧❛r❡s✳ ❋✐❣✉r❛ ✸✳✶✿ ❚❡♥❞ê♥❝✐❛s ♥❛ ❡s❝♦❧❤❛ ❞❡ ♣r♦❝❡ss❛❞♦r❡s ♣❛r❛ ♣r♦❥❡t♦s ❞❡ s✐st❡♠❛s ❡♠❜❛r❝❛❞♦s ✸❖▼❆P✲❖♣❡♥ ▼✉❧t✐♠❡❞✐❛ ❆♣♣❧✐❝❛t✐♦♥s P❧❛t❢♦r♠
