↑ Farthing, Stephen (2016). 1001 Paintings You Must See Before You Die. London, Great Britain: Octopus Publishing Group. p. 685. ISBN9781844039203.
↑ Bradbury, Kirsten (1999). Essential Dalí. ;Dempsey Parr. ISBN978-1-84084-509-9. It includes the first appearance of what is perhaps his most enduring image: the 'soft watch'.
↑ Salvador Dali (2008). The Dali Dimension: Decoding the Mind of a Genius (DVD). Media 3.14-TVC-FGSD-IRL-AVRO. Surprisingly, Dalí said that his soft watches were not inspired by the theory of relativity, but by the surrealist perception of a Camembert cheese melting in the sun. The painter insisted on this explanation in his reply letter to Prigogine, who took it as Dalí's reaction to Einstein's coldly mathematical theory.
