@book { PartizipationindenNachhaltigkeitsstrategienderEuropischenUnion,
    title = "Partizipation in den Nachhaltigkeitsstrategien der Europäischen Union",
    author = "Jörg {Leitner}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836607292",
    url = "https://m.diplom.de/document/228866"
}