- Berg, A.I.; Hassing, L.B.; Thorvaldsson, V.
- Personality and Personal Control Make a Difference for Life Satisfaction in the Oldest-Old: Findings in a Longitudinal Population-Based Study of Individuals 80 and Older.
- European Journal of Ageing, 2011, Vol. 8, 13 - 20
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.