Zinah F, Rohmah N, Kunaifi`` A. Development of the Hajj Savings Mechanism with the Wadi’ah Agreement on BSI Surabaya Basuki Rahmat. Danadyaksa [Internet]. 2024 Oct. 8 [cited 2024 Dec. 21];2(1):44-53. Available from: http://e-journal.bustanul-ulum.id/index.php/danadyaksa/article/view/89