@misc{indiciae5844d688b7e9,
  title = {Design of communication systems using short-constraint-length convolutional codes.},
  author = {Merrill, H. M. and Thompson, G. D., Jr.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730030594},
  note = {Source identifier: 19730030594}
}