Rosyadi, Rosa Shinta, and Iwan Vanany. “Determining Demand Forecasting and Inventory Policy For Management of Raw Materials With Engineering To Order Characteristics in The Electricity Maintenance Industry”. International Journal of Environmental, Sustainability, and Social Science 7, no. 2 (March 31, 2026): 395–407. Accessed June 6, 2026. https://staging.journalkeberlanjutan.com/index.php/ijesss/article/view/1463.