isma ismatul, Fitri Kurniawati. FIQH MUAMALAH: IMPLEMENTATION OF SALE AND PURCHASE AGREEMENTS IN MODERN ECONOMIC TRANSACTIONS. muamalah [Internet]. 2025 Dec. 29 [cited 2026 Jan. 23];11(2):162-74. Available from: https://jurnal.radenfatah.ac.id/index.php/Almuamalah/article/view/32495