@misc{indiciaecf94cb15b6e9,
  title = {Activities and summary statistics of radon-222 in stream- and ground-water samples, Owl Creek basin, north-central Wyoming, September 1991 through March 1992},
  author = {K.M. Ogle and R. W. Lee},
  year = {1994},
  doi = {10.3133/ofr9493},
  url = {https://pubs.usgs.gov/publication/ofr9493},
  note = {Source identifier: ofr9493}
}