1. Lecture, School of Energy and Mining Engineering, China Univ. of Mining and Technology, Beijing 100083, China.
2. State Key Laboratory of Coal Mine Disaster Dynamics and Control, Chongqing Univ., Chongqing 400044, China.
3. Researcher, Institute of Geology, Punjab Univ., Lahore 54590, Pakistan.
4. Associate Professor, Faculty of Electric Power Engineering, Kunming Univ. of Science and Technology, Kunming, Yunnan 650504, China (corresponding author). ORCID: .