@book { DieInsel,
    title = "Die Insel",
    subtitle = "Ein Fall für Bella Block 5 | Die Hamburger Kultkommissarin ermittelt in einer spanischen Touristenfalle",
    author = "Doris {Gercke}",
    year = "2025",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/1401576"
}