@misc{indiciae32eb23ba43f8,
  title = {Helium in soil gas and well water in the vicinity of a uranium deposit, Weld County, Colorado},
  author = {G. Michael Reimer and James K. Otton},
  year = {1976},
  doi = {10.3133/ofr76699},
  url = {https://pubs.usgs.gov/publication/ofr76699},
  note = {Source identifier: ofr76699}
}