@misc{indiciaed1026a460437,
  title = {Preliminary geologic map of the Oxia Palus Quadrangle of Mars, Viking Mars 1975 landing site},
  author = {D.E. Wilhelms and J.F. McCauley},
  year = {1973},
  doi = {10.3133/ofr73365},
  url = {https://pubs.usgs.gov/publication/ofr73365},
  note = {Source identifier: ofr73365}
}