@misc{indiciae6e867ceb31e9,
  title = {Land use and land cover and associated maps for Bluefield, W. Va},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1976},
  doi = {10.3133/ofr7632},
  url = {https://pubs.usgs.gov/publication/ofr7632},
  note = {Source identifier: ofr7632}
}