[1]
“A Multi-Transportation-Modes Optimization with Time and Cost Constrains of The Postal Delivery Service in Indonesia”, J.Manaj.Teknol., vol. 2, no. 2, Jun. 2002, Accessed: May 07, 2026. [Online]. Available: https://journal.sbm.itb.ac.id/index.php/mantek/article/view/26