Ariyanto, Sony. 2024. “Implementation of Material Requirement Planning (MRP) on The Procurement of Natural Materials of The KM 48+600 Karawang Toll Road Widening”. Proceeding Mercu Buana Conference on Industrial Engineering 2 (1). Jakarta, Indonesia:84-91. https://publikasi.mercubuana.ac.id/index.php/mbcie/article/view/25149.