@misc{indiciae13de76157d49,
  title = {Wildcat well penetration map showing wells drilled into and through potentially gas bearing, low-permeability Upper Cretaceous and Tertiary reservoirs, Sand Wash basin, Colorado},
  author = {Theodore F. Tyler},
  year = {1979},
  doi = {10.3133/ofr791437},
  url = {https://pubs.usgs.gov/publication/ofr791437},
  note = {Source identifier: ofr791437}
}