@misc{indiciaee671219a38d0,
  title = {Geologic map of the Chryse region of Mars},
  author = {Harold Masursky and N.J. Trask and M.E. Strobell and A.L. Dail and G. W. Colton},
  year = {1976},
  doi = {10.3133/ofr76557},
  url = {https://pubs.usgs.gov/publication/ofr76557},
  note = {Source identifier: ofr76557}
}