@misc{indiciae5f0c4dc3bad9,
  title = {Short papers in geology, hydrology, and topography: Articles 180-239},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1963},
  doi = {10.3133/pp450e},
  url = {https://pubs.usgs.gov/publication/pp450E},
  note = {Source identifier: pp450E}
}