@misc{indiciaea718d10bb9e8,
  title = {The Viking Orbiter Visual Imaging Subsystem},
  author = {Wellman, J. B. and Landauer, F. P. and Norris, D. D. and Thorpe, T. E.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760035843},
  note = {Source identifier: 19760035843}
}