@misc{indiciaeff7c575362d5,
  title = {NASA/Princeton digital avionics flight test facility},
  author = {Downing, D. R. and Bryant, W. H. and Stengel, R. F.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790065331},
  note = {Source identifier: 19790065331}
}