@misc{indiciaeff8ed01e82a7,
  title = {Directory of member organizations of the National Water Data Exchange (NAWDEX)},
  author = {C.D. Blackwell},
  year = {1987},
  doi = {10.3133/ofr87469},
  url = {https://pubs.usgs.gov/publication/ofr87469},
  note = {Source identifier: ofr87469}
}