@book { BerlinumdieJahrtausendwendeRotheonTour,
    title = "Berlin um die Jahrtausendwende: Rothe on Tour",
    author = "Tscharlie {Häusler}",
    year = "2019",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/998019"
}