1. Alternative methods of oil supply forecasting;Adelman,1979
2. Forecasting world natural gas supply;Al-Fattah;Journal of Petroleum Technology,2000
3. Why the Bass model fits without decision variables;Bass;Marketing Science,1994
4. Higher-order Hubbert models for the world oil production;Berg;Petroleum Science and Technology,2008
5. The end of cheap oil;Campbell;Scientific American,1998