1. Guangdong Provincal Key Lab of Geodynamics and Geohazards, School of Earth Sciences and Engineering; Sun Yat-Sen University; Guangzhou China
2. State Key Laboratory of Earthquake Dynamics, Institute of Geology; China Earthquake Administration; Beijing China
3. Department of Earth Science; University of California; Santa Barbara CA USA
4. Institute of Tectonic Studies, Department of Geological Sciences; University of Texas at El Paso; El Paso TX USA