4Seligman M E P. Csiksizent mihaly M. Positive Psycholo2 gy: An introduction [J]. American Psychologist, 2000, 55:5 -14.
5Salovey P, Rothman A J , Detweiler J B , Steward W T. Emotional state? and physical health [J]. American Psychologist, 2000, 55: 110-121.
6Fredrickson, B. L (2002). Positive emotion. In C. R. SNYDER & Shane J. Lopez (Eds), Handbook of positive psychology, New York: Oxford University Press: 122 -123.
7Peterson C. (2000). The future of optimism. American psychologist, 55, 44-55.
8Seligman C. Handbook of positive psychology, New York: Oxford University Press : 3- 12.
9Seligman M E P, Tracy A. S. Positive psychology progress. American Psychologist, 2005, 60 (5) : 410-421.
10Watson, D. (2002) Handbook of positive psychology, New York: Oxford University Press : 109-110.
