@article{Balcerzak_2010,
    doi = {10.1016/j.ipl.2010.03.008},
    url = {https://doi.org/10.1016%2Fj.ipl.2010.03.008},
    year = {2010},
    month = {apr},
    publisher = {Elsevier {BV}},
    volume = {110},
    number = {10},
    pages = {396--398},
    author = {Marcin Balcerzak and Damian Niwi{\'{n}}ski},
    title = {Two-way deterministic automata with two reversals are exponentially more succinct than with one reversal},
    journal = {Information Processing Letters}
}

@article{Balcerzak_2010, doi = {10.1016/j.ipl.2010.03.008}, url = {https://doi.org/10.1016%2Fj.ipl.2010.03.008}, year = {2010}, month = {apr}, publisher = {Elsevier {BV}}, volume = {110}, number = {10}, pages = {396--398}, author = {Marcin Balcerzak and Damian Niwi{\'{n}}ski}, title = {Two-way deterministic automata with two reversals are exponentially more succinct than with one reversal}, journal = {Information Processing Letters} }