@misc{indiciae184feb35072b,
  title = {Galilean satellite eclipse studies. I - Observations and satellite characteristics},
  author = {Greene, T. F. and Smith, D. W. and Shorthill, R. W.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810041860},
  note = {Source identifier: 19810041860}
}