@misc{indiciaeeacb08ca3198,
  title = {Structure contour maps of the Rangely anticline, Rio Blanco and Moffat Counties, Colorado},
  author = {C.R. Thomas and and others},
  year = {1945},
  doi = {10.3133/om41},
  url = {https://pubs.usgs.gov/publication/om41},
  note = {Source identifier: om41}
}