@misc{indiciae36cf9378e21a,
  title = {Multidimensional Trellis Coded Phase Modulation Using a Multilevel Concatenation Approach: Code Design - Part 1},
  author = {Rajpal, Sandeep and Rhee, Do Jun and Lin, Shu},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19970022139},
  note = {Source identifier: 19970022139}
}