PICCININ, S. J. Forsyth, Dorelson, R. (1983). <i>An Introduction to Group Dynamics.</i>. Canadian Journal of Counselling and Psychotherapy, [S. l.], v. 19, n. 3-4, 2011. Disponível em: https://cdm.ucalgary.ca/index.php/rcc/article/view/59794. Acesso em: 4 jan. 2026.