@misc{indiciaed9b5e44f2b92,
  title = {Coal resource occurrence and coal development potential maps of the Lance Creek 3 Southwest quadrangle, Converse and Niobrara Counties, Wyoming},
  author = {IntraSearch Inc.},
  year = {1979},
  doi = {10.3133/ofr79468},
  url = {https://pubs.usgs.gov/publication/ofr79468},
  note = {Source identifier: ofr79468}
}