@article{BERSTEL1982115,
    Author = {Berstel, Jean and Reutenauer, Christophe},
    File = {Recognizable formal power series on trees - 1-s2.0-0304397582900196-main.pdf},
    ISSN = {0304-3975},
    Journal = {Theoretical Computer Science},
    Number = {2},
    Pages = {115-148},
    Title = {Recognizable formal power series on trees},
    URL = {https://www.sciencedirect.com/science/article/pii/0304397582900196},
    Volume = {18},
    Year = {1982},
    bdsk-url-1 = {https://www.sciencedirect.com/science/article/pii/0304397582900196},
    bdsk-url-2 = {https://doi.org/10.1016/0304-3975(82)90019-6},
    date-added = {2022-05-18 10:04:22 +0200},
    date-modified = {2022-05-18 10:04:22 +0200},
    doi = {10.1016/0304-3975(82)90019-6}
}

@article{BERSTEL1982115, Author = {Berstel, Jean and Reutenauer, Christophe}, File = {Recognizable formal power series on trees - 1-s2.0-0304397582900196-main.pdf}, ISSN = {0304-3975}, Journal = {Theoretical Computer Science}, Number = {2}, Pages = {115-148}, Title = {Recognizable formal power series on trees}, URL = {https://www.sciencedirect.com/science/article/pii/0304397582900196}, Volume = {18}, Year = {1982}, bdsk-url-1 = {https://www.sciencedirect.com/science/article/pii/0304397582900196}, bdsk-url-2 = {https://doi.org/10.1016/0304-3975(82)90019-6}, date-added = {2022-05-18 10:04:22 +0200}, date-modified = {2022-05-18 10:04:22 +0200}, doi = {10.1016/0304-3975(82)90019-6} }