@misc{indiciae9d216f6b2ea0,
  title = {Lunar escape-to-orbit systems simulation /LESS/ studies using simplified manual guidance and control techniques},
  author = {Hurt, G. J., Jr. and Middleton, D. B.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710037822},
  note = {Source identifier: 19710037822}
}