Nabil Amir, Ahmad, and Tasnim Abdul Rahman. 2024. “Early Ideas of Reform in Hamka’s Ayahku: A Historical and Religious Struggle of Muhammadiyah in Minangkabau”. Madani: Jurnal Politik Dan Sosial Kemasyarakatan 16 (2):344-58. https://ejournal.unisda.ac.id/index.php/MADANI/article/view/12644.