HENDRA SAPUTRA; DWIHAR FITRIANI. Pengaruh Kualitas Pengendalian Intern Terhadap Efesiensi Operasional Pada Bank Sumut KCP Sei Sikambing Medan. CEMERLANG : Jurnal Manajemen dan Ekonomi Bisnis, [S. l.], v. 4, n. 2, p. 19–32, 2024. DOI: 10.55606/cemerlang.v4i2.2613. Disponível em: https://prin.or.id/index.php/cemerlang/article/view/2613. Acesso em: 17 may. 2024.