@misc{indiciaed3edf217cbcd,
  title = {Modeling Pluto-Charon mutual eclipse events. I - First-order models},
  author = {Dunbar, R. Scott and Tedesco, Edward F.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19870033875},
  note = {Source identifier: 19870033875}
}