@misc{indiciaea20170600c8a,
  title = {The ground transmitter and receiver},
  author = {A. J. Giger and S. Pardee, Jr. and P. R. Wickliffe, Jr.},
  year = {1963},
  url = {https://ntrs.nasa.gov/citations/19640000971},
  note = {Source identifier: 19640000971}
}