I'm a hypocrite, but so is everyone else: Group support and the reduction of cognitive dissonance
Group Dynamics Theory Research and Practice (2003) - Comment
doi: 10.1037/1089-2699.7.3.214  issn: 1089-2699  issn: 1930-7802 

Blake M. McKimmie, Deborah J. Terry, Michael A. Hogg, Antony S. R. Manstead, Russell Spears, Bertjan Doosje