@misc{indiciaefe73fa0b7334,
  title = {Stratigraphic framework and coal resources of the Upper Cretaceous Blackhawk Formation in the Johns Peak and Old Woman Plateau areas of the Wasatch Plateau coal field, Salina 30' x 60' Quadrangle, Sevier County, Utah},
  author = {J. D. Sanchez and L. F. Blanchard and Lisa L. August},
  year = {1983},
  doi = {10.3133/coal93a},
  url = {https://pubs.usgs.gov/publication/coal93A},
  note = {Source identifier: coal93A}
}