@misc{indiciaeec21f5f9a6c9,
  title = {CCD scanning for asteroids and comets},
  author = {Gehrels, T. and Mcmillan, R. S.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820064252},
  note = {Source identifier: 19820064252}
}