@misc{indiciae8be753759365,
  title = {Low-rate communications utilizing digital coding and modulation},
  author = {Batson, B. H. and Land, C. K. and Moorehad, R. W.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710025572},
  note = {Source identifier: 19710025572}
}