@misc{indiciaef66f39815440,
  title = {Map showing relief and surface markings on the lunar far side},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1980},
  doi = {10.3133/i1218a},
  url = {https://pubs.usgs.gov/publication/i1218A},
  note = {Source identifier: i1218A}
}