ANGGAI, Iklima Putri; BADU, Ronald Soemitro; AHMAD, Surya Handrisusanto. THE EFFECT OF DEBT COLLECTION EFFECTIVENESS ON THE LEVEL OF UNCOLLECTED RECEIVABLES AT PERUMDA MUARA TIRTA IN GORONTALO CITY. Majapahit Journal of Islamic Finance and Management, [S. l.], v. 6, n. 2, p. 2835–2845, 2026. DOI: 10.31538/mjifm.v6i2.908. Disponível em: https://mail.syariah.jurnalikhac.ac.id/index.php/majapahit/article/view/908. Acesso em: 4 jun. 2026.