@misc{indiciaed96ef2396e91,
  title = {Directory of local assistance centers of the National Water Data Exchange (NAWDEX)},
  author = {Melvin D. Edwards},
  year = {1978},
  doi = {10.3133/ofr78162},
  url = {https://pubs.usgs.gov/publication/ofr78162},
  note = {Source identifier: ofr78162}
}