@misc{indiciaea938d7fc2687,
  title = {Workshop on Observations of Recent Comets (1990)},
  author = {Huebner, Walter F. and Wehinger, Peter A. and Rahe, Jurgen and Konno, Ichishiro},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910011699},
  note = {Source identifier: 19910011699}
}