@misc{indiciaebe093e9b39ee,
  title = {Matched conic solutions to round trip interplanetary trajectory problems that insure state-vector continuity at all boundaries},
  author = {Bond, V. R.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690005529},
  note = {Source identifier: 19690005529}
}