@book { CALIGORImSchattendesLichts,
    title = "CALIGOR: Im Schatten des Lichts",
    author = "Katarina {Podehl}",
    year = "2023",
    publisher = "THEIL Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1325930"
}