Zina Hamza Ghali 2026. Reducing Costs Thru The Implementation Of The Green Value Chain and Green Kaizen. Jurnal Ekonomi, Manajemen, Akuntansi dan Keuangan. 7, 4 (Jun. 2026), 1–15. DOI:https://doi.org/10.53697/emak.v7i4.4144.