7Mudit Kishreshtha, Jyoti K Parikh. Modeling demand for coal in India; vector auto regressive models with cointegrated variable [J].Energy, 2000,25:149- 168.
8Wankeun OH, Kihoon LEE. Energy consumption and economic growth in Korea: testing the causality relation [J]. Journal of Policy Modeling, 2004,26: 973-981.
9John W Keating. Macr~conomic Modeling with Asymmetric Vector Auto regressions [J]. Journal of Macroeconomics, 2000, 22( 1): 1-28.