ASRIADI, Ari; SOEMITRA, Andri; ANGGRAINI, Tuti; SIREGAR, Saparuddin; YAFIZ, Muhammad. A Synergy Development Model for the Islamic Economy Ecosystem Based on Productive Debtors: Evidence from Financing the Customers of Bank Sumut Sharia. International Journal of Accounting and Economics Studies, [S. l.], v. 13, n. 2, p. 37–46, 2026. DOI: 10.14419/5nvdjy97. Disponível em: https://www.sciencepubco.com/index.php/IJAES/article/view/37645. Acesso em: 12 oct. 2026.