@misc{indiciaec0640622e85d,
  title = {Variable beamwidth monopulse feed for Tracking and Data Relay Satellite (TDRS)},
  author = {Schmidt, R. F.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740023498},
  note = {Source identifier: 19740023498}
}