1. World Health Organization (2002). Active Ageing. A Policy Framework, World Health Organization, Department of Health Promotion, Noncommunicable Desease Prevention and Surveillance. Available online: https://www.who.int/ageing/publications/active_ageing/en/.
2. World Health Organization (2015). World Report on Ageing and Health, Organización Mundial de la Salud. Available online: https://apps.who.int/iris/handle/10665/186463.
3. World Health Organization (2022, April 04). Available online: https://apps.who.int/iris/bitstream/handle/10665/43755/9789241547307_eng.pdf?sequence=1.
4. World Health Organization [WHO] (2022, April 04). Available online: https://www.who.int/publications/i/item/9789240017900.
5. Residential Environment and Health Conditions Among Older-Adults in Community-Dwelling in Spain: What Influences Quality of Life?;Environmental Gerontology in Europe and Latin America. Policies and Perspectives on Environment and Aging,2016