@misc{indiciaed71e175b4316,
  title = {Nature and origin of "vent gases" in the LaSalle area, northeastern Colorado},
  author = {D. D. Rice and C. N. Threlkeld and April Vuletich},
  year = {1984},
  doi = {10.3133/ofr84220},
  url = {https://pubs.usgs.gov/publication/ofr84220},
  note = {Source identifier: ofr84220}
}