Toyyibi, A.M. 2025. Sistem Pengendalian Resiko Gagal Bayar Nasabah Pembiayaan Di BMT Amanah Ummah Surabaya. IQTISADIE: Journal of Islamic Banking and Shariah Economy. 5, 01 (Apr. 2025), 53–66. DOI:https://doi.org/10.36781/iqtisadie.v5i01.951.