Octaviani Y, Imaroh TS. Analysis of ABC and EOQ Methods on Aromatic Machine Spare Parts to Improve Cost Efficiency at PT. XYZ. Indikator [Internet]. 2021 Mar. 17 [cited 2026 Jun. 3];4(3):56-69. Available from: https://publikasi.mercubuana.ac.id/index.php/indikator/article/view/10011