- Saldarriaga, L.M.; Bukowski, W.M.; Greco, C.
- Friendship and Happiness: A Bidirectional Dynamic Process
- Demir, M. (ed.), "Friendship and Happiness. Across the Life-Span and Cultures", Springer Science + Business Media, 2015, Dordrecht, Netherlands
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no new data on present happiness.