1. COMET, Bullard Laboratories; Cambridge University; Cambridge UK
2. Now at Institute of Geological Sciences; Friedrich Schiller University Jena; Jena Germany
3. COMET, Department of Earth Sciences; Oxford University; Oxford UK
4. Institute of Seismology, National Academy of Sciences; Kyrgyz Republic
5. Data Center of the Institute of Geophysical Researches; Almaty Kazakhstan
6. COMET, School of Earth and Environment; University of Leeds; Leeds UK