Tong, Ruiyong, Qi Xu, Runbin Wei, Junsheng Huang, and Zhongsheng Xiao. 2022. “Weighted Complex Network Analysis of the Difference Between Nodal Centralities of the Beijing Subway System”. Promet - Traffic&Transportation 34 (4):523-36. https://doi.org/10.7307/ptt.v34i4.3995.