*Pavel Smirnov¹ (1. University of Tyumen (Russia))

*Franco Frau¹, Giovanna Agrosì², Elisabetta Dore¹, Alfredo Idini¹, Daniela Medas¹, Francesca Podda¹, Gioacchino Tempesta² (1. University of Cagliari, Department of Chemical and Geological Sciences, Monserrato (Cagliari) (Italy), 2. University of Bari "Aldo Moro", Department of Earth and Geoenvironmental Sciences, Bari (Italy))

*Andrey Yu Polyakov¹ (1. Institute of Volcanology and Seismology FEB RAS (Russia))

*Quanrong Wang¹, Zhang Wen¹, QI Zhu¹, Wenguang Shi¹ (1. China university of geosciences (China))