Ahmad Fanani, Rahmad Hakim. SELF-RELIANCE ECONOMIC SYSTEM BASED ON WAQF AT ISLAMIC BOARDING SCHOOL DARUSSALAM GONTOR INDONESIA. AS [Internet]. 2023 May 9 [cited 2024 Oct. 2];2(2):1-25. Available from: https://unissa.edu.bn/journal/index.php/al-shafii/article/view/625