4Nie Baisheng, He Xueqiu, Wang Enyuan, et al. Macro and micro-mechanism of effect of EME on CBM adsorption in coal[A].In: Proc,the 1st Mine Environment and Ventilation Symposium[C].India: Science Press, 2000. 121 - 128.
5He Xueqiu, Wang Enyuan, Liu Zhentang. Experimental study on the electromagnetic radiation(EMR)during the fracture of coal or rock[A].In: Proceedings of the '99 International Symposium on Mining Science and Technology[C]. Beijing: Science Press, 1999,133 - 136.