@misc{indiciae9dd088312d4f,
  title = {Directory of member organizations of the National Water Data Exchange (NAWDEX)},
  author = {Janet M. Nokes and Cassandra D. Blackwell},
  year = {1981},
  doi = {10.3133/ofr81497},
  url = {https://pubs.usgs.gov/publication/ofr81497},
  note = {Source identifier: ofr81497}
}