@misc{indiciae1ffb645c0f71,
  title = {Preliminary United States-Mexico border watershed analysis, twin cities area of Nogales, Arizona and Nogales, Sonora},
  author = {Laura Margaret Brady and Floyd Gray and Mario Castaneda and Mark Bultman and Karen Sue Bolm},
  year = {2002},
  doi = {10.3133/ofr02112},
  url = {https://pubs.usgs.gov/publication/ofr02112},
  note = {Source identifier: ofr02112}
}