What Good Are Positive Emotions in Crises? A Prospective Study of Resilience and Emotions Following the Terrorist Attacks on the United States on September 11th, 2001
Fredrickson, B. L.Journal of Personality and Social Psychology 84 (2) : 365 ~ 376[2003]
Trauma and transformation: Growing in the aftermath of suffering
The yellow brick road and the emerald city : Benefit finding, positive reappraisal coping and posttraumatic growth in women with early-stage breast cancer