1. Central South University, School of Geosciences and Info-Physics, Changsha, Hunan Province, China..
2. Central South University, School of Geosciences and Info-Physics, Changsha, Hunan Province, China and Hunan 5D Geosciences Co. Ltd., Changsha, Hunan Province, China..
3. Hunan 5D Geosciences Co. Ltd., Changsha, Hunan Province, China..