Muhammad Yunus, Rani Mariana, and Ending Solehudin. “The Concept of Mushawwibah and Mukhaththiah As Development of Contracts in Sharia Financial Institutions”. al-Afkar, Journal For Islamic Studies 7, no. 1 (January 13, 2024): 576–589. Accessed December 22, 2024. https://al-afkar.com/index.php/Afkar_Journal/article/view/835.