@misc{indiciae6ca26f794930,
  title = {Shaded relief map of the Sinus Sabaeus quadrangle of Mars :b MC-20, M 5M-15/338 RN},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1980},
  doi = {10.3133/i1296},
  url = {https://pubs.usgs.gov/publication/i1296},
  note = {Source identifier: i1296}
}