@book { WitzundGewaltimWillehalmWolframsvonEschenbach,
    title = "Witz und Gewalt im Willehalm Wolframs von Eschenbach",
    author = "Sandra {Johann}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656425496",
    url = "https://www.hausarbeiten.de/document/214192"
}