Pancheri, L., Costantini, E., de Angelis, G., Iannucci, C., & al., et. (1988). Patients’ and therapists’ perceptions of a cognitive therapy in a university clinic: influence of the setting and variables related to patient attrition. [Italian]. Rivista Di Psichiatria, 23(3), 103–114. http://www.pensiero.it