- Mackenzie, C.; Karaoylas, E.C.; Starzyk, K.B.
- Lifespan Differences in a Self Determination Theory Model of Eudaimonia: A Cross-Sectional Survey of Younger, Middle-Aged, and Older Adults
- Journal of Happiness Studies, 2018, Vol. 19, 2465-2487
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.