Khilmia, Aqif, and Mustofa Mustofa. “Pendapatan Negara Antara Konvensional Dan Islam”. Al-Buhuts 18, no. 1 (June 15, 2022): 01–15. Accessed August 5, 2025. https://journal.iaingorontalo.ac.id/index.php/ab/article/view/2484.