@misc{indiciaec457a45a66e5,
  title = {Zoning of the Bitter Creek vanadium-uranium deposit, Montrose County, Colorado},
  author = {Allen Van Heyl},
  year = {1954},
  doi = {10.3133/tei443},
  url = {https://pubs.usgs.gov/publication/tei443},
  note = {Source identifier: tei443}
}