LEO, Colin. Developing Supporting Groups: a manual for facilitators and participants. Scientia Militaria - South African Journal of Military Studies, [S. l.], v. 10, n. 3, 2011. DOI: 10.5787/10-3-704. Disponível em: https://akroterion.journals.ac.za/index.php/pub/article/view/704. Acesso em: 12 jun. 2026.