@book { SommerksseinItalienDreiRomaneineinemeBook,
    title = "Sommerküsse in Italien: Drei Romane in einem eBook",
    author = "Roberta {Gregorio} and Tina {Grube} and Marte {Cormann}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/541031"
}