@misc{indiciae1aa6a1f419b9,
  title = {Guidance and control considerations for advanced manned space missions},
  author = {Gardiner, R. A. and Xenakis, G.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710004828},
  note = {Source identifier: 19710004828}
}