CassirerE. (1923–1929). Philosophie der symbolischen Formen. Vol. 1: Die Sprache (1923); Vol. 2: Das mythische Denken (1925); Vol. 3: Phänomenologie der Erkenntnis (1929). Berlin: Cassirer.
3.
FiedlerK. (1887). Der Ursprung der künstlerischen Thätigkeit. Leipzig: Hirzel.
4.
GibsonJ. J. (1954). A theory of pictorial perception. Audio-Visual Communication Review, 13–23.
5.
HeyerdahlT. (1950). Kon-Tiki. Chicago, IL: Rand McNally. Available from https://archive.org/.
6.
HildebrandA. (von). (1893). Das Problem der Form in der bildenden Kunst. Strassburg: Heitz.
7.
HockneyD. (2006). Secret knowledge: Rediscovering the lost techniques of the old masters. New York: Viking Studio.
8.
KoenderinkJ. J.van DoornA. J.ToddJ. T. (2009). Wide distribution of external local sign in the normal population. Psychological Research, 7314–22.
9.
LakoffG. (1987). Women, fire and dangerous things. Chicago, IL: University of Chicago Press.
10.
LangerS. (1942). Philosophy in a new key: A study in the symbolism of reason, rite, and art. Cambridge, MA: Harvard University Press.
11.
LangerS. (1953). Feeling and form: A theory of art. New York: Charles Scribner.