1. State Key Laboratory of Biogeology and Environment Geology; China University of Geosciences; Beijing China
2. Institute of Paleontology and Geology Mongolian Academy of Science; Ulaanbaatar Mongolia
3. Institute of Petrology and Structural Geology; Charles University; Prague Czech Republic
4. The Key Laboratory of Orogenic Belts and Crustal Evolution, Ministry of Education, School of Earth and Space Sciences; Peking University; Beijing China