Amrin, A.R.D.N. and Sukmono, T. 2026. Cost Efficiency Analysis of Crushed Stone Raw Material Inventory 10-20 Using EOQ Model Approach: Analisis Efisiensi Biaya Persediaan Bahan Baku Batu Pecah 10-20 Melalui Pendekatan Model EOQ. Procedia of Engineering and Life Science. 10, 1 (Oct. 2026), 339–348. DOI:https://doi.org/10.21070/pels.v10i1.3079.