@article{Bagan_2020,
    doi = {10.1016/j.jcss.2019.08.006},
    url = {https://doi.org/10.1016%2Fj.jcss.2019.08.006},
    year = {2020},
    month = {mar},
    publisher = {Elsevier {BV}},
    volume = {108},
    pages = {29--48},
    author = {Guillaume Bagan and Angela Bonifati and Benoit Groz},
    title = {A trichotomy for regular simple path queries on graphs},
    journal = {Journal of Computer and System Sciences}
}

@article{Bagan_2020, doi = {10.1016/j.jcss.2019.08.006}, url = {https://doi.org/10.1016%2Fj.jcss.2019.08.006}, year = {2020}, month = {mar}, publisher = {Elsevier {BV}}, volume = {108}, pages = {29--48}, author = {Guillaume Bagan and Angela Bonifati and Benoit Groz}, title = {A trichotomy for regular simple path queries on graphs}, journal = {Journal of Computer and System Sciences} }