MUSLIM MARPAUNG; IRMA SURYANI LUBIS. Strategy of the Indonesian Waqf Agency, North Sumatra Representative Office in Increasing the National Waqf Index. El-Qish: Journal of Islamic Economics, [S. l.], v. 4, n. 2, 2024. Disponível em: https://jurnal.ut.ac.id/index.php/elqish/article/view/10431. Acesso em: 15 jan. 2026.