@book { IwansEntsetzen,
    title = "Iwans Entsetzen",
    subtitle = "Lukas Bentorffs sechster Fall. Thriller",
    author = "Hans-Martin {Gutmann}",
    year = "2025",
    publisher = "Omnino Verlag",
    address = "Berlin, Deutschland",
    url = "https://shop.omnino-verlag.de/document/1569470"
}