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First Author:
 
Valdir Domeneghetti
University of São Paulo
domeneghetti@usp.br
 
1882 Cav.Torquato Rizzi St,101 apartament
Ribeirão Preto, 14021-676, Brazil
 
+5516997220443(Phone)
+5516997220443(Fax)

Second Author:

Fabiano Guasti Lima
University of Sao Paulo
fgl@usp.br
 
Ribeirão Preto, 14040-900, Brazil
 
+551633150432(Phone)