Doyumğaç, İbrahim. “Enhancing Psychological Flexibility through Reading-Based Bibliotherapy in University Students: A Mixed-Methods Study”. Journal of Happiness and Health 6, no. 2 (September 11, 2026): 142–156. Accessed November 14, 2026. https://www.journalofhappinessandhealth.com/index.php/johah/article/view/183.