@misc{indiciaee14f1293be88,
  title = {Digitally modulated bit error rate measurement system for microwave component evaluation},
  author = {Shalkhauser, Mary Jo W. and Budinger, James M.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890019174},
  note = {Source identifier: 19890019174}
}