Ramadhanti, Lifia Citra, Nurarofah, and Mochamad Eko Nugroho. “Network Equipment Inventory Control Using Root Cause Analysis (RCA), Trend Projection, Part Period Balancing (PPB), and Reorder Point (ROP) in the Internet Service Provider Industry”. Science and Education Journal (SICEDU) 5, no. 3 (September 11, 2026): 660–679. Accessed October 6, 2026. https://sicedu.org/index.php/sicedu/article/view/1126.