- Brdar, I.; Miljkovic, D.; Rijavic, M.
- Approaches to Happiness, Life Goals and Well-Being.
- Freire, T.;Ed.: "Understanding Positive Life Research and Practice on Positive Psychology", Climepsi, 2009, Lisabon, Portugal, 43 - 62
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.