A.Weintraub's presentation
A.Weintraub
A.Weintraub and Clovis Gonzaga
Clovis Gonzaga
Hugo Scolnik-A.Weintraub
Hugo Scolnik-Clovis Gonzaga
Clovis'presentation
Clovis
Clovis
A.Weintraub-Nelson Maculan-Roberto Andreani
Group
José Mario Martínez-Ernesto Birgin
Susana Scheimberg
Neli Echebest-Laura Schuverdt
Ana Friedlander
Claudia Justel
Vera Lucia Rocha Lopes and Maria Aparecida Diniz Erhardt
Nelson Maculan-Hugo Scolnik
Nelson Maculan-Hugo Scolnik
Alfredo Iusem-Roberto Andreani-Hugo Scolnik-Susana Scheimberg-Ernesto Birgin