@book { LiterarsthetischesModellundWertung,
    title = "Literarästhetisches Modell und Wertung",
    author = "Renate {Löffler}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1069890"
}