"Film & Video: Dziga Vertov Group." UbuWeb. 26 Jun. 2007. <http://www.ubu.com/film/dziga_vertov.html>.
Phorp Somnang. With Chhom Nimol. 26 Jun. 2007. <http://www.youtube.com/watch?v=zlTYwrJB8Og>.
Richter, Gerhard. Untitled. 1964. 26 Jun. 2007. <http://www.smu.edu/newsinfo/releases/images/m0101-7.jpg>.