@misc{indiciae71a7208ab6b1,
  title = {Comet rendezvous - The next stage in cometary exploration},
  author = {Collins, D. H. and Miller, S. L.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860059190},
  note = {Source identifier: 19860059190}
}