RETI, Desna; ROBERT HUTAURUK, Martinus; HI SALIM, Umar. PERANAN INTERNAL AUDIT DALAM PENGAWASAN PIUTANG USAHA PADA CU DAYA LESTARI KABUPATEN KUTAI BARAT. OBOR: Oikonomia Borneo, [S. l.], v. 1, n. 1, p. 45–50, 2019. DOI: 10.24903/obor.v1i1.628. Disponível em: https://ojs.uwgms.ac.id/index.php/oikonomia/article/view/628. Acesso em: 24 apr. 2026.