“The tax system established by Hazrat Umar (RA); (An Analytical Study of the Four Schools of Jurisprudence): حضرت عمررضی اللہ عنہ  کا مرتّب کردہ ٹیکسز کا نظام؛فقہی مذاہب اربعہ کاتجزیاتی مطالعہ”, ReT, vol. 3, no. 4, pp. 3–14, Dec. 2024, Accessed: Jan. 14, 2026. [Online]. Available: https://rooh-e-tahqeeq.com/index.php/ret/article/view/110