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Diener E, Seligman ME.Diener E, et al. Among authors: seligman me.Psychol Sci. 2002 Jan;13(1):81-4. doi: 10.1111/1467-9280.00415.Psychol Sci. 2002.PMID: 11894851
Diener E, Seligman ME.Diener E, et al. Among authors: seligman me.Psychol Sci Public Interest. 2004 Jul;5(1):1-31. doi: 10.1111/j.0963-7214.2004.00501001.x. Epub 2004 Jul 1.Psychol Sci Public Interest. 2004.PMID: 26158992
Seligman ME, Parks AC, Steen T.Seligman ME, et al.Philos Trans R Soc Lond B Biol Sci. 2004 Sep 29;359(1449):1379-81. doi: 10.1098/rstb.2004.1513.Philos Trans R Soc Lond B Biol Sci. 2004.PMID: 15347529Free PMC article.Review.