@book { StrukturundVerhalten,
    title = "Struktur und Verhalten",
    author = "Walter {Korinek}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832449841",
    url = "https://m.diplom.de/document/220548"
}