@misc{indiciae93d54228984f,
  title = {Approximate trajectory data for missions to the major planets},
  author = {Fishbach, L. H. and Giventer, L. L. and Willis, E. A., Jr.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710017214},
  note = {Source identifier: 19710017214}
}