Ichsanur Rizqi, Lathif Hanafir Rifqi, and Amir Tajrid. “A Professional Service Contract Without Early Ujrah: Fasid Ijarah and Ujrat Al-Mitsl”. Al-Amwal : Journal of Islamic Economic Law 11, no. 1 (April 15, 2026): 90–110. Accessed May 6, 2026. https://ejournal.iainpalopo.ac.id/index.php/alamwal/article/view/8932.