Nursafwah, Nazaruddin Matondang, and Aulia Ishak. “A Literature Review of Distribution Solving Problems by Various Transportation Methods”. Jurnal Sistem Teknik Industri 25, no. 2 (July 28, 2023): 178-187. Accessed July 3, 2024. https://talenta.usu.ac.id/jsti/article/view/9741.