Works cited
- Barnes Martin. Shadow Catchers: Camera-less Photography. London: Merrell, 2012.
- Batchen, Geoffrey. Emanations: The Art of the Cameraless Photograph. New York: Prestel, 2016.
- Cotton, Charlotte. Photography is Magic. New York: Aperture, 2015.
- Rexer, Lyle. The Edge of Vision: the Rise of Abstraction in Contemporary Photography. New York: Aperture, 2009.
- Squiers, Carol. What is a Photograph? New York: International Centre of Photography, 2014.