@misc{indiciaece21222fe7c2,
  title = {Summary of the major water-quality findings from the Eastern Iowa Basins study unit of the National Water-Quality Assessment Program},
  author = {Stephen J. Kalkhoff},
  year = {2000},
  url = {https://pubs.usgs.gov/publication/70168343},
  note = {Source identifier: 70168343}
}