@misc{indiciae528cc3f8ef11,
  title = {Model ion abundances for Comet Halley},
  author = {Huebner, W. F. and Boice, D. C. and Keady, J. J. and Schmidt, H. U. and Wegman, R.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19870015801},
  note = {Source identifier: 19870015801}
}