1. Active Ageing Index 2012. Concept, Methodology, and Final Resultshttp://www.euro.centre.org/data/aai/1220536245_72192.pdf
2. Technology and the challenge of aging (Chapter 2);Sixsmith,2013
3. Healthy Ageing: A Challenge for Europe,2007
4. Towards a Common Language for Functioning, Disability and Health: ICF,2002