@misc{indiciae1bef11f7f7db,
  title = {Manchester transition tracking loop (MTTL)},
  author = {Cellier, A. and Ma, L. N. and Huey, D. C.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19760000319},
  note = {Source identifier: 19760000319}
}