@book { AmliebstenGeliebte,
    title = "Am liebsten Geliebte",
    subtitle = "Glücklich ohne Ehering",
    author = "Nicole {Maibaum}",
    year = "2015",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/288516"
}