@misc{indiciae77255ff17046,
  title = {Halley's comet 1985-86: space exploration},
  author = {Farquhar, R. W. and Wooden, W. H., II},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800021842},
  note = {Source identifier: 19800021842}
}