@misc{indiciaeaef85b106724,
  title = {Digital data transition tracking loop improves data reception},
  author = {Anderson, T. O. and Hurd, W. J. and Lindsey, W. C.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700000009},
  note = {Source identifier: 19700000009}
}