@article{Vagvolgyi:2007:LR:1244471.1244692,
    Address = {Essex, UK},
    Author = {V\'{a}gv\"{o}lgyi, S\'{a}ndor},
    File = {Losing Recognizability - Vagvolgyi (0) (0) - a - a - g.pdf},
    ISSN = {0304-3975},
    Journal = {Theor. Comput. Sci.},
    Keywords = {preservation of regularity},
    Month = {July},
    Number = {1-2},
    Pages = {298--304},
    Publisher = {Elsevier Science Publishers Ltd.},
    Title = {Losing Recognizability},
    URL = {http://dx.doi.org/10.1016/j.tcs.2007.03.050},
    Volume = {379},
    Year = {2007},
    acmid = {1244692},
    bdsk-url-1 = {http://dx.doi.org/10.1016/j.tcs.2007.03.050},
    date-added = {2014-01-16 16:47:55 +0000},
    date-modified = {2014-01-16 16:48:32 +0000},
    issue_date = {July 2007},
    numpages = {7},
    doi = {10.1016/j.tcs.2007.03.050}
}

@article{Vagvolgyi:2007:LR:1244471.1244692, Address = {Essex, UK}, Author = {V\'{a}gv\"{o}lgyi, S\'{a}ndor}, File = {Losing Recognizability - Vagvolgyi (0) (0) - a - a - g.pdf}, ISSN = {0304-3975}, Journal = {Theor. Comput. Sci.}, Keywords = {preservation of regularity}, Month = {July}, Number = {1-2}, Pages = {298--304}, Publisher = {Elsevier Science Publishers Ltd.}, Title = {Losing Recognizability}, URL = {http://dx.doi.org/10.1016/j.tcs.2007.03.050}, Volume = {379}, Year = {2007}, acmid = {1244692}, bdsk-url-1 = {http://dx.doi.org/10.1016/j.tcs.2007.03.050}, date-added = {2014-01-16 16:47:55 +0000}, date-modified = {2014-01-16 16:48:32 +0000}, issue_date = {July 2007}, numpages = {7}, doi = {10.1016/j.tcs.2007.03.050} }