TY - JOUR AU - V. V. Bogdanov AU - A. V. Pavlov TI - Investigation of the influence of seismic activity on the semi transparency coefficient of the sporadic es layer over kamchatka JO - Vestnik KRAUNC. Fiziko-matematičeskie nauki PY - 2020 SP - 157 EP - 165 VL - 33 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VKAM_2020_33_4_a13/ LA - ru ID - VKAM_2020_33_4_a13 ER -