Institution: | 1.Lebedev Physical Institute, Russian Academy of Sciences, Moscow, Russia ;2.Skobeltsyn Institute of Nuclear Physics, Moscow State University, Moscow, Russia ;3.Fedorov Institute of Applied Geophysics, Roshydromet, Moscow, Russia ;4.Pushkov Institute of Terrestrial Magnetism, Ionosphere, and Radio Wave Propagation, Moscow, Troitsk, Russia ;5.Geophysical Center, Russian Academy of Sciences (GC RAS), Moscow, Russia ; |