@book { Nahrungsmittelallergienimberblick,
    title = "Nahrungsmittelallergien im Überblick",
    author = "Alexander {Sowern}",
    year = "2024",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1478704"
}