Mansuri, Muhammad Tahir. “ (Ḥaqīqat-I Ribā) What Is Ribā?”. Islamic Studies 40, no. 1 (March 31, 2001): 163–165. Accessed January 13, 2026. http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/5180.