@misc{indiciae51203dd0c513,
  title = {Constructing LDPC Codes from Loop-Free Encoding Modules},
  author = {Divsalar, Dariush and Dolinar, Samuel and Jones, Christopher and Thorpe, Jeremy and Andrews, Kenneth},
  year = {2009},
  url = {https://ntrs.nasa.gov/citations/20090035900},
  note = {Source identifier: 20090035900}
}