@incollection{Leupold:2008:RSS:1431170.1431204,
    Address = {Berlin, Heidelberg},
    Author = {Leupold, Peter},
    Editor = {Mart\'{\i}n-Vide, Carlos and Otto, Friedrich and Fernau, Henning},
    File = {On Regularity-Preservation by String-Rewriting Systems - Leupold (0) (0) - a - a - r.pdf},
    ISBN = {978-3-540-88281-7},
    Keywords = {rewriting systems and preservation of regularity},
    Pages = {345--356},
    Publisher = {Springer-Verlag},
    Title = {On Regularity-Preservation by String-Rewriting Systems},
    URL = {http://dx.doi.org/10.1007/978-3-540-88282-4\_32},
    Year = {2008},
    acmid = {1431204},
    bdsk-url-1 = {http://dx.doi.org/10.1007/978-3-540-88282-4\_32},
    date-added = {2012-10-03 08:59:46 +0000},
    date-modified = {2012-10-26 09:23:48 +0000},
    numpages = {12},
    doi = {10.1007/978-3-540-88282-4_32}
}

@incollection{Leupold:2008:RSS:1431170.1431204, Address = {Berlin, Heidelberg}, Author = {Leupold, Peter}, Editor = {Mart\'{\i}n-Vide, Carlos and Otto, Friedrich and Fernau, Henning}, File = {On Regularity-Preservation by String-Rewriting Systems - Leupold (0) (0) - a - a - r.pdf}, ISBN = {978-3-540-88281-7}, Keywords = {rewriting systems and preservation of regularity}, Pages = {345--356}, Publisher = {Springer-Verlag}, Title = {On Regularity-Preservation by String-Rewriting Systems}, URL = {http://dx.doi.org/10.1007/978-3-540-88282-4_32}, Year = {2008}, acmid = {1431204}, bdsk-url-1 = {http://dx.doi.org/10.1007/978-3-540-88282-4_32}, date-added = {2012-10-03 08:59:46 +0000}, date-modified = {2012-10-26 09:23:48 +0000}, numpages = {12}, doi = {10.1007/978-3-540-88282-4_32} }