@misc{indiciaeefc0b0354e4c,
  title = {Shallow ground-water quality of selected land-use/aquifer settings in the South Platte River basin, Colorado and Nebraska, 1993-95},
  author = {B. W. Bruce and P.B. McMahon},
  year = {1998},
  doi = {10.3133/wri974229},
  url = {https://pubs.usgs.gov/publication/wri974229},
  note = {Source identifier: wri974229}
}