@book { EinKerlzumVerlieben,
    title = "Ein Kerl zum Verlieben",
    author = "Katarina {Mazetti} and Annika {Krummacher}",
    year = "2018",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/428222"
}