%0 Journal Article %T Natural electromagnetic oscillations in 4–12 Hz frequency range as measured by SWARM satellites and CARISMA magnetometer network %A Yagova, N.V. %A Fedorov, E.N. %A Pilipenko, V.A. %A Mazur, N.G. %K ionosphere, geomagnetic pulsations, MHD waves %J Solnechno-Zemnaya Fizika %D 2023 %N 9 %P 9 %I INFRA-M Academic Publishing LLC.