@book { MordinMnchen,
    title = "Mord in München",
    subtitle = "Zwei Kriminalromane in einem eBook: »Mord am Marienplatz« & »Tod im Englischen Garten«",
    author = "Heidi {Rehn}",
    year = "2022",
    publisher = "dotbooks Verlag",
    address = "München, Germany",
    url = "https://www.dotbooks.de/document/489568"
}