@article{articlee480a060,
title   = {Concept learning by human tutelage for social robots},
author = {Silva, Renato Ramos da and Policastro, Claudio Adriano and Zuliani, Giovana and Pizzolato, Ednaldo Brigante and Romero, Roseli Aparecida Francelin},
year = {2008},
journal   = {Learning and Nonlinear Models - Revista da Sociedade Brasileira de Redes Neurais}
}