Radjawane YA, Kurniawati EP. Evaluation of internal control in business systems using COSO framework: A case study of a barbershop business in Ambon City. T [Internet]. 2024 Dec. 31 [cited 2026 Apr. 23];20(2):389-400. Available from: https://journal.uinmataram.ac.id/index.php/transformasi/article/view/11192