@misc{indiciae6d865df606fe,
  title = {Selected hydrologic data for farmland treated with sewage sludge near Platteville, Colorado, 1985-91},
  author = {David A. Johncox and Neville G. Gaggiani},
  year = {1991},
  doi = {10.3133/ofr91529},
  url = {https://pubs.usgs.gov/publication/ofr91529},
  note = {Source identifier: ofr91529}
}