Cini, Alessandro, Sara Ballotti, Martina Di Dio, Sara Capriotti, Angela Verardo, Isadora Martino, Federica Minetto, et al. 2025. “Relational Enneagram: Vectors, Loves, and Functions of Character”. Phenomena Journal - International Journal of Psychopathology, Neuroscience and Psychotherapy 7 (3):84-97. https://doi.org/10.32069/PJ.2021.2.238.