@article{Kamimura_1981,
    doi = {10.1016/s0019-9958(81)90438-1},
    url = {https://doi.org/10.1016%2Fs0019-9958%2881%2990438-1},
    year = {1981},
    month = {apr},
    publisher = {Elsevier {BV}},
    volume = {49},
    number = {1},
    pages = {10--51},
    author = {Tsutomu Kamimura and Giora Slutzki},
    title = {Parallel and two-way automata on directed ordered acyclic graphs},
    journal = {Information and Control}
}

@article{Kamimura_1981, doi = {10.1016/s0019-9958(81)90438-1}, url = {https://doi.org/10.1016%2Fs0019-9958%2881%2990438-1}, year = {1981}, month = {apr}, publisher = {Elsevier {BV}}, volume = {49}, number = {1}, pages = {10--51}, author = {Tsutomu Kamimura and Giora Slutzki}, title = {Parallel and two-way automata on directed ordered acyclic graphs}, journal = {Information and Control} }