@book { GlckaufBestellungLiebesroman,
    title = "Glück auf Bestellung: Liebesroman",
    author = "Lea {Rosenbaum}",
    year = "2017",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1322434"
}