@misc{indiciae4f3bd8e7b56a,
  title = {Viterbi decoding for satellite and space communication.},
  author = {Heller, J. A. and Jacobs, I. M.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19720026676},
  note = {Source identifier: 19720026676}
}