@misc{indiciae007f25ffa893,
  title = {Voyager mission telecommunication firsts},
  author = {Posner, Edward C. and Madsen, Boyd D. and Rauch, Lawrence L.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910043556},
  note = {Source identifier: 19910043556}
}