Gullo, Salvatore, Gianluca Lo Coco, Claudia Prestano, Francesca Giannone, and Girolamo Lo Verso. “La Ricerca in Psicoterapia Di Gruppo: Alcuni Risultati E Future Direzioni Di Ricerca”. Research in Psychotherapy: Psychopathology, Process and Outcome 13, no. 2 (February 23, 2011): 78–96. Accessed June 24, 2024. https://www.researchinpsychotherapy.org/rpsy/article/view/15.