Benelli, Enrico, Francesco Scottà, Serena Barreca, Arianna Palmieri, Vincenzo Calvo, Guido de Rénoche, Stefano Colussi, Marco Sambin, and Mark Widdowson. “TA Treatment of Depression: A Hermeneutic Single-Case Efficacy Design Study - ‘Penelope’”. International Journal of Transactional Analysis Research & Practice 7, no. 1 (July 27, 2016): 19–34. Accessed February 24, 2024. https://ijtarp.org/article/view/16054.