@misc{indiciae66bd764bb794,
  title = {Environmental characteristics and water quality of hydrologic benchmark network stations in the Midwestern United States, 1963-95},
  author = {M. Alisa Mast and John T. Turk},
  year = {1999},
  doi = {10.3133/cir1173b},
  url = {https://pubs.usgs.gov/publication/cir1173B},
  note = {Source identifier: cir1173B}
}