Nuryana, Deden, A Sarmada, and Mukhyidin Djaiz. “OPTIMIZATION OF PLANNING FOR THE USE OF RAW MATERIALS FOR PRODUCTION OF THE QURAN USING MRP METHOD AT PT. SYGMA EXA GRAPHICS”. Kreator 6, no. 2 (July 30, 2021). Accessed November 13, 2024. https://ojs2.polimedia.ac.id/index.php/kreator/article/view/289.