@article{industrialtopicsinurbanlaborsystem,
  title = {Industrial Topics in Urban Labor System},
  author = {Jaehyuk Park and Morgan R. Frank and Lijun Sun and Hyejin Youn},
  year = {2020},
  eprint = {2009.09799},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2009.09799v1},
}