@misc{indiciae4ea1ac1be9ea,
  title = {An extended source for CN jets in Comet P/Halley},
  author = {Klavetter, James Jay and A'Hearn, Michael F.},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/19950030483},
  note = {Source identifier: 19950030483}
}