1. Financial Situation and Its Consequences on the Quality of Life in the EU Countries http dx org
2. Self perceived burden in chronic pain Relevance prevalence predictors http dx doi org
3. Guidelines for National Indicators of Subjective Well - Ill Being Retrieved from http internal psychology illinois edu ediener Documents Guidelines for National Indicators pdf
4. Report of the Commission on the Measurement of Economic Performance and Social Progress
5. The four qualities of life : Ordering concepts and measures of the good life In Understanding Human Well - being - New York - Paris : United Nations University