@article{Hopcroft1968114,
    Author = {Hopcroft, J.E. and Ullman, J.D.},
    File = {Sets accepted by one-way stack automata are context sensitive - Hopcroft, Ullman (0) (0) - a - a - d.pdf},
    ISSN = {0019-9958},
    Journal = {Information and Control},
    Number = {2},
    Pages = {114 - 133},
    Title = {Sets accepted by one-way stack automata are context sensitive},
    URL = {http://www.sciencedirect.com/science/article/pii/S0019995868907225},
    Volume = {13},
    Year = {1968},
    bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0019995868907225},
    bdsk-url-2 = {http://dx.doi.org/10.1016/S0019-9958(68)90722-5},
    date-added = {2013-07-16 12:25:54 +0000},
    date-modified = {2013-07-16 12:25:54 +0000},
    doi = {10.1016/S0019-9958(68)90722-5}
}

@article{Hopcroft1968114, Author = {Hopcroft, J.E. and Ullman, J.D.}, File = {Sets accepted by one-way stack automata are context sensitive - Hopcroft, Ullman (0) (0) - a - a - d.pdf}, ISSN = {0019-9958}, Journal = {Information and Control}, Number = {2}, Pages = {114 - 133}, Title = {Sets accepted by one-way stack automata are context sensitive}, URL = {http://www.sciencedirect.com/science/article/pii/S0019995868907225}, Volume = {13}, Year = {1968}, bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0019995868907225}, bdsk-url-2 = {http://dx.doi.org/10.1016/S0019-9958(68)90722-5}, date-added = {2013-07-16 12:25:54 +0000}, date-modified = {2013-07-16 12:25:54 +0000}, doi = {10.1016/S0019-9958(68)90722-5} }