1. Trofimuk Institute of Petroleum Geology and Geophysics; SB RAS; Novosibirsk Russia
2. Department of Geology and Geophysics; Novosibirsk State University; Novosibirsk Russia
3. King Saud University; Riyadh Saudi Arabia
4. Seismology Department; National Research Institute of Astronomy and Geophysics; Helwan Egypt