@misc{indiciae29fdc29bde4e,
  title = {Earth viewing with a shuttleborne experiment pointing mount},
  author = {Iwens, R. P. and Mayo, R. A. and Spector, V. A. and Van Vooren, R. H.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780060476},
  note = {Source identifier: 19780060476}
}