6Jiahai Yuan, Jiangang Kang, Hanghong Zhao, Haoguang Hu. Energy Consumption and Economic Growth: Evidence from China at Both Aggregated and Disaggregated Levels[ J ]. Energy Economics, 2008, (3) : 2-18.
7Alper Unler. Improvement of Energy Demand Forecasts Using Swarm Intelligence:The Case of Turkey with Projections to 2025 [J]. Energy Policy,2008, 36:1937-1944.
8Xun Zhang, KK Lai, ShouYang Wang. A New Approach for Crude Oil Price Analysis Based on Empirical Mode Decomposition [ J]. Energy Economics,2008,30:905 - 918.
9Patterson, Murray G. What is Energy Efficiency ? Concepts, Indicators and Methodological Issue[J]. Energy Policy, 1996,25 : 377-390.
10Huang, N E, Shen, Z, Long, S R. The Empirical Mode Decomposition and the Hilbert Spectrum for Nonlinear and Nonstationary Time Series Analysis[R]. Process of the Royal Society of London. 1998,454:903 -995.
