@misc{indiciaecf2e32672fcb,
  title = {Observations of comets, minor planets, Pluto, and satellites},
  author = {Van Biesbroeck, G. and Vesely, C. D. and Aksnes, K. and Marsden, B. G.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760042549},
  note = {Source identifier: 19760042549}
}