1. Qian Mingao: China Coal, No. 6 (2005), pp.5-9 (In Chinese).
2. Song Zhicheng, Zhou Xiujie, Wan Xuezhi: 2012-2016 Gangue industrial investment analysis and forecast report of China, (2012) (In Chinese).
3. Zuo Pengfei: Coal Technology, Vol. 28, No1 (2009), pp.186-188 (In Chinese).
4. Gao Xia: Research of Utilizing Coal Gangue in Shi Zuishan District to Produce Sulphoaluminate Cement, (2008) (In Chinese).
5. Wang Guoping, Sun Chuanmin, Zang Pingping, et. al.: Geological Review, Vol. 51, No. 5 (2005), pp.600-605 (In Chinese).