@book { AmrumistgutfrsHerzBand1bis3,
    title = "Amrum ist gut fürs Herz: Band 1 bis 3",
    author = "Sissi {Kaipurgay}",
    year = "2024",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1488980"
}