1. Alberta’s Oil Sands 2006;Alberta Department of Energy:Edmonton, AB, 2007; http://env.chass.utoronto.ca/env200y/ESSAY09/OilSands06.pdf.
2. China to invest US$13B in oil and gas exploration this year.http://business.financialpost.com/2013/09/16/china-to-invest-us13b-in-oil-and-gas-exploration-this-year/?\_\_lsa=6fe1-f7f9.
3. Surfactant enhanced alkaline flooding for Western Canadian heavy oil recovery
4. Asghari, K.; Nakutnyy, P.Experimental results of polymer flooding of heavy oil reservoirs. InProceedings of Canadian International Petroleum Conference, Calgary, Alberta, June 17–19, 2008; Petroleum Society of Canada, 2008; pp1–7.