del Prette, Almir, Angela Maria Uchoa Branco, Maria Stella de A. Gil Ceneviva, Nancy V. F. Almeida, and Cesar Ades. 2012. “PROSOCIAL INTERACTIONS MEDIATED BY OBJECTS AMONG PRESCHOOL CHILDREN”. Psicologia: Teoria E Pesquisa 2 (3):245-64. https://periodicos.unb.br/index.php/revistaptp/article/view/17004.