TY JOUR TI Variations of ionospheric parameters over Almaty (Kazakhstan) in 1999–2013 KW total electron content KW solar activity KW ionosphere JO Solar-Terrestrial Physics AU Mukasheva, S.N. AU Kapytin, V.I. AU Malimbayev, A.M. PY 2019 IS 5 PB INFRA-M Academic Publishing LLC.