@misc{indiciaec1313b978a2b,
  title = {Trellis phase codes for power-bandwith efficient satellite communications},
  author = {Wilson, S. G. and Highfill, J. H. and Hsu, C. D. and Harkness, R.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19830014226},
  note = {Source identifier: 19830014226}
}