@misc{indiciaec4efa1e760a8,
  title = {Bibliography of technical reports, articles, and memoranda published or otherwise released by the Ground Water Branch during the calendar year 1961},
  author = {M. S. Griffin and E.N. Clark},
  year = {1962},
  doi = {10.3133/ofr6256},
  url = {https://pubs.usgs.gov/publication/ofr6256},
  note = {Source identifier: ofr6256}
}