@misc{indiciaefbe986f93908,
  title = {Lithologic and geophysical logs of 16 coal test holes drilled in the Rock Springs coal field, Sweetwater County, Wyoming},
  author = {Marvin L. Schroeder},
  year = {1978},
  doi = {10.3133/ofr78659},
  url = {https://pubs.usgs.gov/publication/ofr78659},
  note = {Source identifier: ofr78659}
}