Muhammad Qorib, Rahmat Rifai Lubis. The Defensive Fortress for Strengthening Religious Harmony: The Existence and Strategy of Pioneers in Religious Moderation to Educate Muslims in Sumatera Utara. Kurd. Stud. [Internet]. 2023 Dec. 15 [cited 2024 Jun. 30];11(3):162-77. Available from: http://kurdishstudies.net/menu-script/index.php/KS/article/view/1175