@inproceedings{Kuich:multiplicity:1994,
    Address = {Berlin, Heidelberg},
    Author = {Kuich, Werner},
    BookTitle = {Proceedings of the Colloquium in Honor of Arto Salomaa on Results and Trends in Theoretical Computer Science},
    File = {On the Multiplicity Equivalence Problem for Context-free Grammars - Kuich1994\_Chapter\_OnTheMultiplicityEquivalencePr - a - g.pdf},
    ISBN = {3540581316},
    Pages = {232---250},
    Publisher = {Springer-Verlag},
    Title = {On the Multiplicity Equivalence Problem for Context-Free Grammars},
    Year = {1994},
    date-added = {2020-05-08 12:27:00 +0200},
    date-modified = {2020-06-11 08:59:21 +0200},
    numpages = {19},
    doi = {10.1007/3-540-58131-6_50}
}

@inproceedings{Kuich:multiplicity:1994, Address = {Berlin, Heidelberg}, Author = {Kuich, Werner}, BookTitle = {Proceedings of the Colloquium in Honor of Arto Salomaa on Results and Trends in Theoretical Computer Science}, File = {On the Multiplicity Equivalence Problem for Context-free Grammars - Kuich1994_Chapter_OnTheMultiplicityEquivalencePr - a - g.pdf}, ISBN = {3540581316}, Pages = {232---250}, Publisher = {Springer-Verlag}, Title = {On the Multiplicity Equivalence Problem for Context-Free Grammars}, Year = {1994}, date-added = {2020-05-08 12:27:00 +0200}, date-modified = {2020-06-11 08:59:21 +0200}, numpages = {19}, doi = {10.1007/3-540-58131-6_50} }