Ansari, Z. I. “The Early Development of Islamic Fiqh in Kufah With Special Reference to the Works of Abu Yusuf and Shaybani (Chapter-2)”. ISLAMIC STUDIES, Vol. 55, no. 3-4, Dec. 2016, http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/217.