- Lucas, R.E.; Dyrenforth, P.S.; Le, K.
- Explaining the Extraversion/ Positive Affect Relation: Sociability cannot Account for Extraverts' Greater Happiness.
- Journal of Personality, 2008, Vol. 76, 385 - 414
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.