06 Authors Beatriz Coelho Abstract . Downloads PDF (Português (Brasil)) Published 2020-08-03 Issue No. 6 (2011) Section Edição Completa License Attri Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0) bution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)