@book { Einsamweiblichtot,
    title = "Einsam, weiblich, tot",
    author = "Monika {Buttler}",
    year = "2013",
    publisher = "hey! publishing",
    address = "München, Deutschland",
    doi = "10.3239/9783942822510",
    url = "https://www.heypublishing.com/document/265744"
}