Cheng, Cheng, Tianzuo Wang, Wei Wang, and Junqiang Ding. “Designing Customised Bus Routes for Urban Commuters With the Existence of Multimodal Network – A Bi-Level Programming Approach”. Promet - Traffic&Transportation 34, no. 3 (June 15, 2022): 487-498. Accessed November 21, 2024. https://traffic.fpz.hr/index.php/PROMTT/article/view/3980.