1. Du, B. 2019. Study and application about prevention and control against spontaneous combustion in close distant coal seam. Diploma Thesis, Graduate School of China Coal Research Institute.
2. Guo, H. 2016. Research on leakage law and control technology of air leakage of shallow depth and close distance coal seam group in coal mine. Diploma Thesis, Graduate School of China Coal Research Institute
3. He, F. 2017. Study on prevention and control technology system for spontaneous combustion in shallow and close distance coal seam group of SuanCigou coal mine. Diploma Thesis, Liaoning University of Engineering and Technology.