@book { WunderschneGuteNachtGeschichten,
    title = "Wunderschöne Gute Nacht Geschichten",
    author = "Niklas {Herrmanns}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1415255"
}