- Adkins, G.; Martin, P.; Poon, L.W.
- Personality Traits and States as Predictors of Subjective Well-Being in Centenarians, Octogenarians, and Sexagenarians.
- Psychology and Aging, 1996, Vol. 11, 408 - 416
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.