@book { VonderVolkskunstzurproletarischenKunst,
    title = "Von der Volkskunst zur proletarischen Kunst",
    author = "Wolfgang {Eismann}",
    year = "1986",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12331",
    url = "https://www.peterlang.com/document/1066830"
}