@misc{indiciae51afd6d977bd,
  title = {Supplemental chemical analyses of surface waters in the Yellowstone Valley, Montana, November 1949 to September 1950},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1951},
  doi = {10.3133/ofr51161},
  url = {https://pubs.usgs.gov/publication/ofr51161},
  note = {Source identifier: ofr51161}
}