@misc{indiciaeb454004f2716,
  title = {Maps published of Antarctica by the U.S. Geological Survey},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1977},
  doi = {10.3133/70039536},
  url = {https://pubs.usgs.gov/publication/70039536},
  note = {Source identifier: 70039536}
}