1. B20. Business Russia 2013 G20 Mission and Objectives http://www.b20russia.com/en/the-b20-3/g20_b20.htm
2. Australia 2014 G20 G20 members http://www.g20.org/about_g20/g20_members
3. OECD Policies for Better Lives B20 Panel: The Next Wave of Global Investment: What and Where? http://www.oecd.org/australia/b20-panel-the-next-wave-of-global-investment-what-and-where
4. Beard J Biggs S Bloom D Global Population Ageing: Peril or Promise? 2012
5. World Population Ageing 1950-2050. III Changing Balance between Age Groups http://www.un.org/esa/population/publications/worldageing19502050/pdf/81chapteriii.pdf