@misc{indiciaea8886c5be2f5,
  title = {Guidance system operations plan for manned cm earth orbital and lunar missions using program Colossus 3. Section 2: Data links},
  author = {Hamilton, M. H.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19720025987},
  note = {Source identifier: 19720025987}
}