Lonergan, Aoife. “The Meaning of Voices in Understanding and Treating Psychosis: Moving Towards Intervention Informed by Collaborative Formulation”. Europe’s Journal of Psychology 13, no. 2 (May 31, 2017): Article e1199. Accessed May 6, 2026. https://ejop.psychopen.eu/index.php/ejop/article/view/1199.