@chapter{CaucalKnapik,
    Author = {Caucal, Didier and Knapik, Teodor},
    BookTitle = {Mathematical Foundations of Computer Science 2002},
    File = {A Chomsky-Like Hierarchy of Infinite Graphs - Caucal, Knapik (0) (0) - a - a - m.pdf},
    Pages = {177--187},
    Series = {Lecture Notes in Computer Science},
    Title = {A Chomsky-Like Hierarchy of Infinite Graphs},
    Volume = {2420},
    Year = {2002},
    bdsk-url-1 = {http://www.springerlink.com/content/m84l5h0361m20645/fulltext.pdf},
    bdsk-url-2 = {http://dx.doi.org/10.1007/3-540-45687-2\_14},
    date-added = {2012-05-18 12:33:38 +0200},
    date-modified = {2012-05-18 10:33:38 +0000},
    doi = {10.1007/3-540-45687-2_14}
}

@chapter{CaucalKnapik, Author = {Caucal, Didier and Knapik, Teodor}, BookTitle = {Mathematical Foundations of Computer Science 2002}, File = {A Chomsky-Like Hierarchy of Infinite Graphs - Caucal, Knapik (0) (0) - a - a - m.pdf}, Pages = {177--187}, Series = {Lecture Notes in Computer Science}, Title = {A Chomsky-Like Hierarchy of Infinite Graphs}, Volume = {2420}, Year = {2002}, bdsk-url-1 = {http://www.springerlink.com/content/m84l5h0361m20645/fulltext.pdf}, bdsk-url-2 = {http://dx.doi.org/10.1007/3-540-45687-2_14}, date-added = {2012-05-18 12:33:38 +0200}, date-modified = {2012-05-18 10:33:38 +0000}, doi = {10.1007/3-540-45687-2_14} }