@misc{indiciaed526ce426dc7,
  title = {Geochemical characterization of streambed sediment in the upper Illinois River basin},
  author = {J.A. Colman and R. F. Sanzolone},
  year = {2007},
  doi = {10.1111/j.1752-1688.1992.tb03193.x},
  url = {https://pubs.usgs.gov/publication/70017332},
  note = {Source identifier: 70017332}
}