ENHANCING THE SUSTAINABILITY OF QARD HASAN THROUGH THE MESBAH POINT: A MATHEMATICAL AND ETHICAL FRAMEWORK. The International Conference on Sustainable Economics Management and Accounting Proceeding, [S. l.], v. 1, n. 1, p. 1776–1798, 2025. DOI: 10.32424/icsema.1.1.212. Disponível em: https://proceeding.soedirmanunsoed.com/index.php/icsema/article/view/212. Acesso em: 12 oct. 2026.