@book { DasbetrieblicheVorschlagswesen,
    title = "Das betriebliche Vorschlagswesen",
    author = "Bastian {Higi}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/309068"
}