@book { Opferedich,
    title = "Opfere dich",
    subtitle = "Thriller",
    author = "Laura {Wulff}",
    year = "2013",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    doi = "10.3239/9783955202712",
    url = "https://www.dotbooks.de/document/214607"
}