Costa-Lopes, RuiVala, JorgeJudd, Charles M.2012-08-172012-08-172012Lopes, R.C.; Vala, J.; Judd, C. M. (2012). Similarity and dissimilarity in intergroup relations: different dimensions, different processes. In Revue Internationale de Psychologie Sociale / International Review of Social Psychology, Vol. 25-1, pp. 31-65http://hdl.handle.net/10451/6826engjournal article