Syaefullah, Syaefullah. “Operational Audit Analysis of The Production Department (Case Study PT. United Can Company, LTD)”. Daengku: Journal of Humanities and Social Sciences Innovation 2, no. 6 (November 9, 2022): 823–829. Accessed June 10, 2026. https://qemsjournal.org/index.php/daengku/article/view/1141.