SAJADINIA , Fatemeh Sadat; ESLAMI, Mohammad Ali; DORTAJ , Fariborz. Development and Validation of an Islamic Logotherapy Training Package and Determining Its Effectiveness on Religious Identity and Academic Self-Efficacy of Female First-Grade Secondary School Students. Journal of Adolescent and Youth Psychological Studies (JAYPS), [S. l.], v. 7, n. 6, p. 1–10, 2026. DOI: 10.61838/. Disponível em: https://journals.kmanpub.com/index.php/jayps/article/view/5291.. Acesso em: 21 jun. 2026.