van Zomeren, M.; Postmes, T.; Spears, R. (2008). “Toward an integrative social identity model of collective action: A quantitative research synthesis of three socio-psychological perspectives”. 《Psychological Bulletin》 134 (4): 504–535. doi:10.1037/0033-2909.134.4.504. PMID18605818.
Cakal, H.; Hewstone, M.; Schwär, G.; Heath, A. (2011). “An investigation of the social identity model of collective action and the 'sedative' effect of intergroup contact among Black and White students in South Africa”. 《British Journal of Social Psychology》 50 (4): 606–627. doi:10.1111/j.2044-8309.2011.02075.x. PMID22122025.
Buchanan, James M. (1965). “An Economic Theory of Clubs”. 《Economica》 32 (125): 1–14. doi:10.2307/2552442. JSTOR2552442.
Sugden, Robert (1989). “Spontaneous order”. 《The Journal of Economic Perspectives》 3 (4): 85–97. doi:10.1257/jep.3.4.85.
Garrod, Simon; Doherty, Gwyneth (1994). “Conversation, co-ordination and convention: An empirical investigation of how groups establish linguistic conventions”. 《Cognition》 53 (3): 181–215. doi:10.1016/0010-0277(94)90048-5. PMID7842633.
van Zomeren, M.; Postmes, T.; Spears, R. (2008). “Toward an integrative social identity model of collective action: A quantitative research synthesis of three socio-psychological perspectives”. 《Psychological Bulletin》 134 (4): 504–535. doi:10.1037/0033-2909.134.4.504. PMID18605818.
Cakal, H.; Hewstone, M.; Schwär, G.; Heath, A. (2011). “An investigation of the social identity model of collective action and the 'sedative' effect of intergroup contact among Black and White students in South Africa”. 《British Journal of Social Psychology》 50 (4): 606–627. doi:10.1111/j.2044-8309.2011.02075.x. PMID22122025.
Garrod, Simon; Doherty, Gwyneth (1994). “Conversation, co-ordination and convention: An empirical investigation of how groups establish linguistic conventions”. 《Cognition》 53 (3): 181–215. doi:10.1016/0010-0277(94)90048-5. PMID7842633.