@article{aufsatz1085,
    affiliation = {Grundlagen der Programmierung},
    title = {A Pumping Lemma and Decidability Problems for Recognizable Tree Series},
    journal = {Acta Cybernetica},
    keywords = {-},
    pages = {509--544},
    year = {2004},
    peerreview = {Ja},
    openaccess = {Ja},
    volume = {16},
    doi = {http://www.orchid.inf.tu-dresden.de/gdp/reports/pumping.ps},
    author = {Borchardt, B.}
}