1. Doherty P Open letter to the prime minister 2014 https://www.mja.com.au/journal/2014/201/5/open-letter-hon-tony-abbott-mp?utm
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3. The Guardian Newspaper G20 has failed to fulfil its promise of collaboration 2014 http://www.theguardian.com/world/2014/feb/20/g20-economy-promise-failure-crisis
4. Commonwealth of Australia Intergenerational Report: Australia 2050 future challenges 2010 http://archive.treasury.gov.au/igr/igr2010/report/pdf/IGR_2010.pdf