Li, Shuang, Wei Deng, and Yisheng Lv. “Combined Modal Split and Assignment Model for the Multimodal Transportation Network of the Economic Circle in China”. Transport 24, no. 3 (September 30, 2009): 241-248. Accessed November 23, 2024. https://bme.vgtu.lt/index.php/Transport/article/view/6311.