Mukhajjalin M, Mashuri M, Willis TBM, Tirkaamiana D. A Multi-Period MILP Model for Multi-Origin, Multi-Echelon CPO Distribution: A Case Study of PTPN IV–PT INL. sijl [Internet]. 2026 Aug. 31 [cited 2026 Oct. 19];4(3):1-12. Available from: https://journal.sinergi.or.id/index.php/ijl/article/view/1059