Mohd Adib Abd Muin, et al. “INCOME ZAKAT KIFAYAH LIMITS IN KEDAH STATE: A STUDY”. Proceedings of Aceh International Seminar on Zakat and Waqf, vol. 1, no. 1, Dec. 2024, https://journal.ar-raniry.ac.id/index.php/AISZAWA/article/view/6320.