TY JOUR TI Modulating impact of electromagnetic radiation on geoacoustic emission of rocks KW Geoacoustic emission KW electromagnetic radiation KW borehole KW modulating impact KW hydrochemical research KW strong earthquakes KW Kamchatka region KW monitoring KW dilatancy KW compressive stress JO Russian Journal of Earth Sciences AU Gavrilov, V.A. AU Panteleev, I.A. AU Ryabinin, G.V. AU Morozova, Y.V. PY 2013 IS 13 PB Geophysical Center of the Russian Academy of Sciences