Institution: | [1]College of Resources and Environmental Science, Hunan Normal University, Changsha 410081, China [2]Qinghai Academy of Coal Geological Perambulation, Chinese Assemble Bureau of Coal Geology, Xining 810001, China [3]State Key Laboratory of Continental Dynamics, Northwest University, Xi'an 710069, China [4]Dalian Administration College, Dalian, Liaoning 116013, China |