T. Postmes, R. Spears, K. Sakhel, and D. De Groot. Personality and Social Psychology Bulletin, 27 (10):
1243--1254(2001)https://doi.org/10.1177/01461672012710001.
T. Postmes, R. Spears, and M. Lea. Human Communication Research, 26 (3):
341-590(2000)http://hcr.oupjournals.org/cgi/reprint/26/3/341.pdf, Letzter Zugriff:
12.12.2004.