@book { DasThemaderbildendenKunstalsGestaltungsprinzip,
    title = "Das Thema der bildenden Kunst als Gestaltungsprinzip",
    author = "Renate {Reck}",
    year = "1992",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12311",
    url = "https://www.peterlang.com/document/1066820"
}