1. The nature of prejudice;Allport,1954
2. Contact hypothesis in ethnic relations;Amir;Psychological Bulletin,1969
3. The instability of graded structure: Implications for the nature of concepts;Barsalou,1987
4. Intraconcept similarity and its implications for interconcept similarity;Barsalou,1989
5. Stereotypes and standards of judgment;Biernat;Journal of Personality and Social Psychology,1991