@misc{indiciaef5a493449615,
  title = {Serial publications commonly cited in technical bibliographies of the United States Geological Survey},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1970},
  doi = {10.3133/70039539},
  url = {https://pubs.usgs.gov/publication/70039539},
  note = {Source identifier: 70039539}
}