@book { DerdemografischeWandelunddieAnforderungenandenDiscounthandelEineBetrachtungderFirmaLidl,
    title = "Der demografische Wandel und die Anforderungen an den Discounthandel: Eine Betrachtung der Firma Lidl",
    author = "Julian {Maier}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/309069"
}