@misc{indiciae120a91e891c7,
  title = {Canonical transformations for space trajectory optimization},
  author = {Haissig, Christine M. and Mease, Kenneth D. and Vinh, Nguyen X.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920069455},
  note = {Source identifier: 19920069455}
}