@misc{indiciae5685a2e8bebc,
  title = {Photogrammetric application of Viking Orbital photography},
  author = {S.S.C. Wu and A.A. Elassal and R. Jordan and F.J. Schafer},
  year = {1982},
  doi = {10.1016/0032-0633(82)90071-x},
  url = {https://pubs.usgs.gov/publication/70011831},
  note = {Source identifier: 70011831}
}