Assafary, A. F. ., and H. Husrah. “Non-Formal Education and Its Influence in Overcoming Adolescent’s Moral Damage Through The Youth Group of Al-Ikhwan Mosque”. Jurnal Konsepsi, vol. 9, no. 2, Aug. 2020, pp. 91-102, http://www.p3i.my.id/index.php/konsepsi/article/view/44.