@article{Mix_Barrington_1990,
    doi = {10.1016/0890-5401(90)90007-5},
    url = {https://doi.org/10.1016%2F0890-5401%2890%2990007-5},
    year = {1990},
    month = {dec},
    publisher = {Elsevier {BV}},
    volume = {89},
    number = {2},
    pages = {109--132},
    author = {David A. Mix Barrington and Howard Straubing and Denis Th{\'{e}}rien},
    title = {Non-uniform automata over groups},
    journal = {Information and Computation}
}

@article{Mix_Barrington_1990, doi = {10.1016/0890-5401(90)90007-5}, url = {https://doi.org/10.1016%2F0890-5401%2890%2990007-5}, year = {1990}, month = {dec}, publisher = {Elsevier {BV}}, volume = {89}, number = {2}, pages = {109--132}, author = {David A. Mix Barrington and Howard Straubing and Denis Th{\'{e}}rien}, title = {Non-uniform automata over groups}, journal = {Information and Computation} }