@misc{indiciae38dbeaaa0ac1,
  title = {Coal geology, land use, and human health in the People's Republic of China},
  author = {Alex W. Karlsen and Adam C. Schultz and Peter D. Warwick and Steven M. Podwysocki and Vivian S. Lovern},
  year = {2001},
  doi = {10.3133/ofr01318},
  url = {https://pubs.usgs.gov/publication/ofr01318},
  note = {Source identifier: ofr01318}
}