UBAIDILLAH, M. Hasan. MANFAAT WAKAF TUNAI DALAM PEMBANGUNAN EKONOMI UMMAT. El-Qist: Journal of Islamic Economics and Business (JIEB), Surabaya, Indonesia, v. 2, n. 2, p. 311–336, 2012. DOI: 10.15642/elqist.2012.2.2.311-336. Disponível em: https://jurnalfebi.uinsa.ac.id/index.php/elqist/article/view/58. Acesso em: 20 feb. 2026.