@book { DerliterarischeVergleich,
    title = "Der literarische Vergleich",
    subtitle = "Beiträge zu einer Vorgeschichte der Komparatistik",
    author = "Arno {Kappler}",
    year = "1977",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1070004"
}