References
- d’Harnoncourt, Anne, and Kynaston McShine, eds. 1973. Marcel Duchamp, 273–274. Exhibition Catalogue. Philadelphia, PA: Museum of Art.
- Siegert, Bernhard. 2014. Cultural Techniques: Grids, Filters, Doors, and Other Articulations of the Real. 21. New York: Fordham University Press.
- Stein, Gertrude. 1935. Lectures in America, 79–80. London: Virago Press, 1988.