@article{Mogensen_1994,
    doi = {10.1016/0020-0190(94)90134-1},
    url = {https://doi.org/10.1016%2F0020-0190%2894%2990134-1},
    year = {1994},
    month = {oct},
    publisher = {Elsevier {BV}},
    volume = {52},
    number = {1},
    pages = {15--22},
    author = {Torben {\AE}. Mogensen},
    title = {{WORM}-2DPDAs: An extension to 2DPDAs that can be simulated in linear time},
    journal = {Information Processing Letters}
}

@article{Mogensen_1994, doi = {10.1016/0020-0190(94)90134-1}, url = {https://doi.org/10.1016%2F0020-0190%2894%2990134-1}, year = {1994}, month = {oct}, publisher = {Elsevier {BV}}, volume = {52}, number = {1}, pages = {15--22}, author = {Torben {\AE}. Mogensen}, title = {{WORM}-2DPDAs: An extension to 2DPDAs that can be simulated in linear time}, journal = {Information Processing Letters} }