@misc{https://doi.org/10.4121/uuid:8ffe87e8-cf2d-44a5-a5af-b481f1084c90,
  doi = {10.4121/uuid:8ffe87e8-cf2d-44a5-a5af-b481f1084c90},
  url = {https://data.4tu.nl/articles/dataset/Statistical_Tables_of_10_Metro_lines_of_Nanjing_China/12707534/1},
  author = {Gu, Xiaoyan},
  keywords = {Metro, Public transport, Railway},
  title = {Statistical Tables of 10 Metro lines of Nanjing, China},
  publisher = {4TU.Centre for Research Data},
  year = {2019},
  copyright = {CC0},
}