@article{why-and-how-to-add-direction-to-a-quantum-walk,
  title = {{Why and how to add direction to a quantum walk}},
  author = {R Chaves and BO Chagas and G Coutinho},
  year = {2023},
  journal = {Quantum Information Processing 2023},
  doi = {10.1007/s11128-022-03746-9},
  eprint = {2203.13857},
  archivePrefix = {arXiv},
  url = {https://link.springer.com/article/10.1007/s11128-022-03746-9}
}