1. Agence France-Presse (AFP). (2009). Bushfire ferocity ‘linked to climate change’.Sydney Morning Herald, February 9. Retrieved April 8, 2010, from http://www.smh.com.au/environment/climate-change/bushfire-ferocitylinked-to-climate-change-20090209-8235.html
2. Barker, K. (2007). Economic modelling: Theory, reality, uncertainty and decision making. In C. Haines, P. Galbraith, W. Blum, & S. Khan (Eds.),Mathematical modelling (ICTMA 12): Education, engineering and economics (pp. 25–42). Chichester: Horwood.
3. Bengu, S. M. E. (1997). Foreword inCurriculum 2005: Lifelong learning for the 21st Century. Pretoria, South Africa: Department of Education.
4. Blum, W., Galbraith, P., Henn, H-W., & Niss, M. (Eds.). (2007).Modelling and applications in mathematics education — The 14th ICMI study. New York: Springer.
5. Burton, L. (2004).Mathematicians as enquirers — Learning about learning mathematics. Dordrecht, The Netherlands: Kluwer.