Hulick, Diana Emery. "The Transcendental Machine? A Comparison of Digital Photography and Nineteenth-Century Modes of Photographic Representation." Leonardo 23/4 (1990): 423.

Hulick, Diana Emery. "The Transcendental Machine? A Comparison of Digital Photography and Nineteenth-Century Modes of Photographic Representation." Leonardo 23/4 (1990): 423.