@misc{indiciae2a6ffcdbc68a,
  title = {Controlled photomosaic of the Margaritifer Sinus Northwest Quadrangle of Mars},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1981},
  doi = {10.3133/i1381},
  url = {https://pubs.usgs.gov/publication/i1381},
  note = {Source identifier: i1381}
}