Dimitrovsky, Isaac. — «Final report, Erl-King project». — Variable media network = Réseau des médias variables. — New York : Solomon R. Guggenheim Museum ; Montréal : Daniel Langlois Foundation for Art, Science, and Technology. — Text written in 2004. — [Date of reference : July 22, 2004]. — Access : {{http://www.variablemedia.net/e/seeingdouble/report.html}}.