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ralph lauren polo


First Author:
 
Sergio Da Silva
Department of Economics, Federal University of Rio Grande Do Sul, Brazil
SergioDaSilva@angelfire.com
 
Rua Sofia Veloso 156/804
Porto Alegre, 90050140, Brazil
 
+55 51 3316 4164(Phone)
+55 51 3316 4164(Fax)

Second Author:

Annibal Figueiredo
Department of Physics, University of Brasilia
annibal@fis.unb.br
 
 
 
 

Third Author:

Iram Gleria
Department of Physics, Federal University of Alagoas
iram@fis.ufal.br
 
 
 
 

Fourth Author:

Raul Matsushita
Department of Statistics, University of Brasilia
raulmta@unb.br