Suwandi, Suwandi, and AGUS Hari Hadi. “Value Analysis Method For Cost Reduction Analysis of Fuel Filter Poducts at PT Duta Nichirindo Pratama”. Journal of Industrial Engineering & Management Research 1, no. 1b (June 30, 2020): 28-36. Accessed January 10, 2025. https://mail.jiemar.org/index.php/jiemar/article/view/22.