@misc{indiciae2177a981cc97,
  title = {Mars chart, MC-30, Mare Australe quadrangle},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1973},
  doi = {10.3133/ofr73345},
  url = {https://pubs.usgs.gov/publication/ofr73345},
  note = {Source identifier: ofr73345}
}