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1Digital revistaSCIELO
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2by Coura,José Rodrigues, Abreu,Laércio Luiz de, Willcox,Henry Percy Faraco, Petana,Walter
Published 1997Digital revistaSCIELO -
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4by Coura,José Rodrigues, Willcox,Henry Percy Faraco, Naranjo,Margarita Arboleda, Fernandes,Octavio, Paiva,Daurita Darci de
Published 1995Digital revistaSCIELO