@book { DaskalteLichtvonHamburgDreiKrimisineinemeBook,
    title = "Das kalte Licht von Hamburg: Drei Krimis in einem eBook",
    author = "Ole {Hansen}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/1011236"
}