@misc{indiciaedecd28d69e5b,
  title = {Imaging experiment: The Viking Mars orbiter},
  author = {M. H. Carr and W.A. Baum and G.A. Briggs and H. Masursky and D.W. Wise and D. R. Montgomery},
  year = {1972},
  doi = {10.1016/0019-1035(72)90134-0},
  url = {https://pubs.usgs.gov/publication/70010143},
  note = {Source identifier: 70010143}
}