M. McCully and R. McVaugh, "New Light on Picasso's La Vie," Bulletin of the Cleveland Museum of Art, LXV, 1978, 66-71, and Gedo, 1981, 117-118
- Cited in C. F. B. Miller, “The Formation of Genius,” in Becoming Picasso, 98, from Felicien Fagus, “L’Invasion Espagnole: Picasso,” La Revue Blanche, July 15, 1901.
- The Life and Art of Albrecht Dürer (Princeton, New Jersey: Princeton University Press: 1955), 156–71, esp. 163.
- Picasso in Paris 1900–1907, ed. Michael Raeburn (London: Thames & Hudson, 2011), 97.