@misc{https://doi.org/10.4121/21316950.v2,
  doi = {10.4121/21316950.v2},
  url = {https://data.4tu.nl/articles/dataset/A_curated_data_set_of_P-space_representations_for_51_metro_networks_worldwide/21316950/2},
  author = {Vijlbrief, Sam and Cats, Oded and Krishnakumari, Panchamy and van Cranenburgh, Sander and Massobrio, Renzo},
  keywords = {Metro Network, Network Topology, Network Science, Service Information},
  title = {A curated data set of P-space representations for 51 metro networks worldwide},
  publisher = {4TU.ResearchData},
  year = {2022},
  copyright = {CC0},
}