@inproceedings{CTT100626758,
  author = {Manabu Hagiwara and Kenta Kasai and Hideki Imai and Kohichi Sakaniwa},
  title = {Non-Binary Quasi-Cyclic Quantum LDPC Codes},
  booktitle = {Proc. of IEEE Interenational Symposium on Information Theory},
  year = 2011,
}

@inproceedings{CTT100626763,
  author = {Manabu Hagiwara and Kenta Kasai and Hideki Imai and Kohichi Sakaniwa},
  title = {Spatially Coupled Quasi-Cyclic Quantum LDPC Codes},
  booktitle = {Proc. of IEEE Interenational Symposium on Information Theory},
  year = 2011,
}