@misc{indiciaea1c7a0f56cf9,
  title = {Multi-asteroid flyby trajectories using Venus-earth gravity assists},
  author = {Bender, D. F. and Friedlander, A. L.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19760028333},
  note = {Source identifier: 19760028333}
}