@misc{indiciae7f6d5b7e20eb,
  title = {Optimal four-impulse fixed-time rendezvous in the vicinity of a circular orbit.},
  author = {Prussing, J. E.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690054172},
  note = {Source identifier: 19690054172}
}