1. BROOKS, V. & HOCHBERG, J. A psychophysical study of cuteness. Perceptual & Motor Skills, 1960, 11, 205.
2. BRUNSWIK, E., & REITER, L. Eindrucks—Charactere schematisierter Gesichter. Zeitschrift für Psychologie, 1937, 142, 67–114
3. HERSKENSON, M., KESSEN, W., & MUNSINGER, H. Pattern perception in the human newborn; a close look at some positive and negative results. In W. Wathen-Dunn (Ed.),Models for the perception of speech and visual form. Cambridge, Mass. M.I.T. Press, 1967.
4. SAMUELS, M. R. Judgment of faces. Character & Personality, 1939, 8, 18–27.
5. SECORD, P. F. Facial features and inference processes in interpersonal perception. In R. Tagiuri and L. Petrullo (Eds.),Person perception and interpersonal behavior. Stanford, Calif.: Stanford University Press, 1958.