Salikhov, N., & Pak, G. (2020). IONOSPHERIC EFFECTS OF SOLAR FLARES AND EARTHQUAKE ACCORDING TO DOPPLER FREQUENCY SHIFT ON AN INCLINED RADIO PATH. Известия НАН РК. Серия физико-математическая, (3), 108–117. извлечено от http://89.250.84.46/physics-mathematics/article/view/470