Hasibuan, Masnilam, and Aswin Ramanda Harahap. “Analysis of Internal Control Over Rice Supplies at Perum Bulog Padangsidimpuan City”. Indonesian Journal of Advanced Research 3, no. 1 (January 30, 2024): 67–80. Accessed June 25, 2026. https://journal.formosapublisher.org/index.php/ijar/article/view/7806.