Marsetiya Utama, Dana, Yolanda Dwi Asmara Putri, and Shanty Kusuma Dewi. 2025. “Economic Production Quantity Model under Back Order, Rework, Imperfect Quality, Electricity Tariff, and Emission Tax”. Spektrum Industri 23 (1):58-70. https://doi.org/10.12928/si.v23i1.233.