Yve-Alain Bois: Ellsworth Kelly: The Early Drawings,
1948-1955. Cambridge, Mass.: Harvard University Art Museums, 1999.
Heather Busch and Burton Silver: Why Cats Paint; A Theory of
Feline Aesthetics. Berkeley, CA: Ten Speed Press, 1994.
Vitaly Komar, Alex Melamid and Mia Fineman: When Elephants Paint. Harper & Collins, 2000.
Desmond Morris: The Biology of Art. London: Methuen & Co., 1962.
Arnulf Rainer: Blindzeichnungen. Köln: Wolfgang Hake Verlag, 1973.
Arnulf Rainer: Nachmalungen. Wien: Galerie Ulysses, 1979.
Arnulf Rainer: "Nachäffungen". In: Hirndrang. Salzburg: Galerie Welz, 1980.
Arnulf Rainer: "Gejammer." In: Arnulf Rainer: Bilder 1983 1985. München: Galerie Fred Jahn, 1986. (Cf. pp. 11/102.)
Ignace Schretlen: Over de wortels van de creativiteit. Onderzoek naar krabbels van mensapen en peuters: kunstje of oorsprong van kunst?
André Warnod: "Un âne chef d'école. Il expose aux "Indépendants" un tableau peint avec sa queue. Cet âne, il est vrai, est de Montmartre." Le Matin, March 28, 1910, p. 4.
Jeffrey Weiss: The popular culture of modern art. Picasso, Duchamp, and avant-gardism. New Haven and London: Yale University Press, 1994.
Andrew Whiten: "Primate perception and aesthetics." In: Don Brothwell: Beyond Aesthetics. Investigations into the nature of visual art. London: Thames and Hudson, 1976, pp. 1840.