@misc{indiciae0c969304c5fa,
  title = {A bit transition density encoder for the Space Shuttle 2 MHz data channel},
  author = {Schoggen, W. O. and Ingels, F. M. and Mann, D. R. and Coffey, R. E. and Atherton, J.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810060356},
  note = {Source identifier: 19810060356}
}