Khoidir, Amelia, and Annisa Kesy Garside. “A Genetic Algorithm for Solving Periodic Heterogeneous Vehicle Routing Problem”. Jurnal Teknik Industri 23, no. 1 (February 28, 2022): 31–42. Accessed December 22, 2024. https://ejournal.umm.ac.id/index.php/industri/article/view/18453.