@article{Arnold_1979,
    doi = {10.1016/0304-3975(79)90049-5},
    url = {https://doi.org/10.1016%2F0304-3975%2879%2990049-5},
    year = {1979},
    publisher = {Elsevier {BV}},
    volume = {8},
    number = {2},
    pages = {261--263},
    author = {Andr{\'{e}} Arnold and Michel Latteux},
    title = {A new proof of two theorems about rational transductions},
    journal = {Theoretical Computer Science}
}

@article{Arnold_1979, doi = {10.1016/0304-3975(79)90049-5}, url = {https://doi.org/10.1016%2F0304-3975%2879%2990049-5}, year = {1979}, publisher = {Elsevier {BV}}, volume = {8}, number = {2}, pages = {261--263}, author = {Andr{\'{e}} Arnold and Michel Latteux}, title = {A new proof of two theorems about rational transductions}, journal = {Theoretical Computer Science} }