@article{Igor2001234,
    Author = {Walukiewicz, Igor},
    File = {Pushdown Processes Games and Model-Checking - Walukiewicz (0) (0) - a - a - a.pdf},
    ISSN = {0890-5401},
    Journal = {Information and Computation},
    Keywords = {pushdown automata and model checking},
    Number = {2},
    Pages = {234 - 263},
    Title = {Pushdown Processes: Games and Model-Checking},
    URL = {http://www.sciencedirect.com/science/article/pii/S0890540100928943},
    Volume = {164},
    Year = {2001},
    bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0890540100928943},
    bdsk-url-2 = {http://dx.doi.org/10.1006/inco.2000.2894},
    date-added = {2012-03-06 12:00:30 +0100},
    date-modified = {2012-04-26 12:45:47 +0000},
    doi = {10.1006/inco.2000.2894}
}

@article{Igor2001234, Author = {Walukiewicz, Igor}, File = {Pushdown Processes Games and Model-Checking - Walukiewicz (0) (0) - a - a - a.pdf}, ISSN = {0890-5401}, Journal = {Information and Computation}, Keywords = {pushdown automata and model checking}, Number = {2}, Pages = {234 - 263}, Title = {Pushdown Processes: Games and Model-Checking}, URL = {http://www.sciencedirect.com/science/article/pii/S0890540100928943}, Volume = {164}, Year = {2001}, bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0890540100928943}, bdsk-url-2 = {http://dx.doi.org/10.1006/inco.2000.2894}, date-added = {2012-03-06 12:00:30 +0100}, date-modified = {2012-04-26 12:45:47 +0000}, doi = {10.1006/inco.2000.2894} }