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Pinto, I. R.; Marques, J. M.; Levine, J. M.; Abrams, D. (2010). "Membership status and subjective group dynamics: Who triggers the black sheep effect?". Journal of Personality and Social Psychology. 99 (1): 107–119. doi:10.1037/a0018187. PMID20565188.
Castano, E.; Paladino, M.; Coull, A.; Yzerbyt, V. Y. (2002). "Protecting the ingroup stereotype: Ingroup identification and the management of deviant ingroup members". British Journal of Social Psychology. 41 (3): 365–385. doi:10.1348/014466602760344269. PMID12419008. S2CID2003883.
Lewis, A. C.; Sherman, S. J. (2010). "Perceived entitativity and the black-sheep effect: When will we denigrate negative ingroup members?". The Journal of Social Psychology. 150 (2): 211–225. doi:10.1080/00224540903366388. PMID20397595. S2CID31260933.
Coull, A.; Yzerbyt, V. Y.; Castano, E.; Paladino, M.-P.; Leemans, V. (2001). "Protecting the ingroup: Motivated allocation of cognitive resources in the presence of threatening ingroup members". Group Processes & Intergroup Relations. 4 (4): 327–339. CiteSeerX10.1.1.379.3383. doi:10.1177/1368430201004004003. S2CID16867772.
Branscombe, N.; Wann, D.; Noel, J.; Coleman, J. (1993). "In-group or out-group extremity: Importance of the threatened social identity". Personality and Social Psychology Bulletin. 19 (4): 381–388. doi:10.1177/0146167293194003. S2CID144403591.
Coull, A.; Yzerbyt, V. Y.; Castano, E.; Paladino, M.-P.; Leemans, V. (2001). "Protecting the ingroup: Motivated allocation of cognitive resources in the presence of threatening ingroup members". Group Processes & Intergroup Relations. 4 (4): 327–339. CiteSeerX10.1.1.379.3383. doi:10.1177/1368430201004004003. S2CID16867772.
Castano, E.; Paladino, M.; Coull, A.; Yzerbyt, V. Y. (2002). "Protecting the ingroup stereotype: Ingroup identification and the management of deviant ingroup members". British Journal of Social Psychology. 41 (3): 365–385. doi:10.1348/014466602760344269. PMID12419008. S2CID2003883.
Lewis, A. C.; Sherman, S. J. (2010). "Perceived entitativity and the black-sheep effect: When will we denigrate negative ingroup members?". The Journal of Social Psychology. 150 (2): 211–225. doi:10.1080/00224540903366388. PMID20397595. S2CID31260933.