@book { DieFreundinmeinesVatersisthei,
    title = "Die Freundin meines Vaters ist heiß",
    author = "Anna {Wolf}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1030280"
}