Solihin, Ihin, Aan Hasanah, and Hisny Fajrussalam. “Core Ethical Values of Character Education Based on Islamic Values in Islamic Boarding Schools”. International Journal on Advanced Science, Education, and Religion 3, no. 2 (July 20, 2020): 21-33. Accessed November 28, 2025. http://ojs.staialfurqan.ac.id/IJoASER/article/view/51.