@article{Fratani201248,
    Author = {Fratani, Severine},
    File = {Regular sets over extended tree structures - Fratani (0) (0) - a - a - c.pdf},
    ISSN = {0304-3975},
    Journal = {Theoretical Computer Science},
    Keywords = {Iterated pushdown structures},
    Number = {0},
    Pages = {48 - 70},
    Title = {Regular sets over extended tree structures},
    URL = {http://www.sciencedirect.com/science/article/pii/S0304397511008905},
    Volume = {418},
    Year = {2012},
    bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0304397511008905},
    bdsk-url-2 = {http://dx.doi.org/10.1016/j.tcs.2011.10.020},
    date-added = {2012-06-21 09:47:25 +0200},
    date-modified = {2012-06-21 07:47:36 +0000},
    doi = {10.1016/j.tcs.2011.10.020}
}

@article{Fratani201248, Author = {Fratani, Severine}, File = {Regular sets over extended tree structures - Fratani (0) (0) - a - a - c.pdf}, ISSN = {0304-3975}, Journal = {Theoretical Computer Science}, Keywords = {Iterated pushdown structures}, Number = {0}, Pages = {48 - 70}, Title = {Regular sets over extended tree structures}, URL = {http://www.sciencedirect.com/science/article/pii/S0304397511008905}, Volume = {418}, Year = {2012}, bdsk-url-1 = {http://www.sciencedirect.com/science/article/pii/S0304397511008905}, bdsk-url-2 = {http://dx.doi.org/10.1016/j.tcs.2011.10.020}, date-added = {2012-06-21 09:47:25 +0200}, date-modified = {2012-06-21 07:47:36 +0000}, doi = {10.1016/j.tcs.2011.10.020} }