@misc{indiciae410d829c24f9,
  title = {Near-comet trajectory design},
  author = {Jones, J. B. and Yen, C.-W. L. and Howell, K. C.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800039761},
  note = {Source identifier: 19800039761}
}