@misc{indiciae25d96b8bcaf8,
  title = {Directory of assistance centers of the National Water Data Exchange (NAWDEX)},
  author = {C.D. Blackwell},
  year = {1993},
  doi = {10.3133/ofr9376},
  url = {https://pubs.usgs.gov/publication/ofr9376},
  note = {Source identifier: ofr9376}
}