1. Similarities and differences between cultures in expressive movements;Eibl-Eibesfeldt,1972
2. Ethology: The Biology of Behavior;Eibl-Eibesfeldt,1975
3. Evolution of human threat display organs;Guthrie,1970
4. Body Hot Spots;Guthrie,1976
5. Culture and the perception of social dominance from facial expression;Keating;Journal of Personality and Social Psychology,1981