Syafitri, A. M. and Pulansari, F. (2025) “Study of Material Flow Analysis Mapping in Supply Management Chain for the Management of Non Functional Device Transformers”, Journal La Multiapp, 6(6), pp. 1656-1670. Available at: https://newinera.com/index.php/JournalLaMultiapp/article/view/5888 (Accessed: 15October2026).