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SMITH, Roberta. Sam Francis, 71, Abstract Artist Celebrated for His Use of Color [online]. New York: The New York Times, 1994-11-08 [cit. 2015-02-08]. Dostupné online. (anglicky)
HAEFELE, Marc. Review: Sam Francis made great art through great pain. New exhibit at Pasadena Museum of California Art [online]. KPCC, 2013-08-12 [cit. 2015-02-08]. Dostupné online. (anglicky)