Caspi, Avshalom, and Glen H. Elder. “Life Satisfaction in Old Age: Linking Social Psychology and History.” Psychology and Aging 1 (1986): 18-26.
183
Schwarz, Norbert, and Gerald L. Clore. “Mood, Misattribution, and Judgments of Well-Being: Informative and Directive Functions of Affective States.” Journal of Personality and Social Psychology 45 (1983): 513-23.