@book { ZurKonjunkturdesMusicalsinDeutschland,
    title = "Zur Konjunktur des Musicals in Deutschland",
    author = "Burkhard {Meyer}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/220942"
}