@misc{indiciaecf1e0034f13c,
  title = {Digital avionics systems - Principles and practices (2nd revised and enlarged edition)},
  author = {Spitzer, Cary R.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930035804},
  note = {Source identifier: 19930035804}
}