1. Australian Institute of Health and Welfare. (2017). Health-adjusted life expectancy in Australia: expected years lived in full health 2011. https://www.aihw.gov.au/reports/burden-of-disease/health-adjusted-life-expectancy-australia.
2. Then and now: evolving community in the context of a retirement village
3. A comparative, correlate analysis and projection of global and regional life expectancy, healthy life expectancy, and their GAP: 1995-2025
4. Civil Service College. (2019a). Positive ageing: how can we make it happen? https://www.csc.gov.sg/articles/positive-ageing-how-can-we-make-it-happen.
5. Civil Service College. (2019b). Kampung admiralty: building for all ages. https://www.csc.gov.sg/articles/kampung-admiralty-building-for-all-ages.