@article{perfect-state-transfer-is-poly-time,
  title = {{Perfect state transfer is poly-time}},
  author = {G Coutinho and C Godsil},
  year = {2017},
  journal = {Quantum Information & Computation 2017},
  eprint = {1606.02264},
  archivePrefix = {arXiv},
  url = {https://www.rintonpress.com/journals/qiconline.html#v17n56}
}