@misc{indiciae735f3769ece7,
  title = {Performance of convolutionally coded unbalanced QPSK systems},
  author = {Divsalar, D. and Yuen, J. H.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19820037060},
  note = {Source identifier: 19820037060}
}