@misc{indiciaeb7f9704a0989,
  title = {Water chemistry at selected sites on pools 7 and 8 of the upper Mississippi River: a ten-year survey},
  author = {V. K. Dawson and G. A. Jackson and C. E. Korschgen},
  year = {1984},
  url = {https://pubs.usgs.gov/publication/85593},
  note = {Source identifier: 85593}
}