TY JOUR TI Studying the response of the mid-latitude ionosphere of the Northern Hemisphere to magnetic storms in March 2012 KW ionosonde chain KW ionospheric disturbances KW geomagnetic field variations KW geomagnetic storm JO Solnechno-Zemnaya Fizika AU Chernigovskaya, M.A. AU Shpynev, B.G. AU Khabituev, D.S. AU Ratovsky, K.G. AU Belinskaya, A.Y. AU Stepanov, A.E. AU Bychkov, V.V. AU Grigorieva, S.A. AU Panchenko, V.A. AU Mielich, J.. PY 2022 IS 8 PB INFRA-M Academic Publishing LLC.