@book { HalloSwingSwing,
    title = "Hallo! Swing-Swing!",
    subtitle = "Unterhaltungsmusik der vierziger und fünfziger Jahre im Wiener Konzerthaus",
    author = "Erwin {Barta} and Reinhold {Westphal}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095905"
}