@misc{indiciae6bc5529ed457,
  title = {Chemical composition of Arkansas surface waters, 1949},
  author = {J.W. Geurin},
  year = {1951},
  doi = {10.3133/ofr51110},
  url = {https://pubs.usgs.gov/publication/ofr51110},
  note = {Source identifier: ofr51110}
}