@misc{indiciaedeb9f6f6a333,
  title = {Photographic networks for fireballs.},
  author = {Ceplecha, Z. and Mccrosky, R. E.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690058131},
  note = {Source identifier: 19690058131}
}