@book { DieszenischenTextederWienerGruppe,
    title = "Die szenischen Texte der Wiener Gruppe",
    author = "André {Bucher}",
    year = "1992",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1079016"
}