@misc{indiciaec8931f0838b6,
  title = {Bibliography of North American geology, 1961},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1965},
  doi = {10.3133/b1197},
  url = {https://pubs.usgs.gov/publication/b1197},
  note = {Source identifier: b1197}
}