TY JOUR TI Long-term solar flux observations with Irkutsk Incoherent Scatter Radar (IISR) in 2011–2019 KW solar flux KW IISR KW calibration KW F10.7 KW Learmonth JO Solar-Terrestrial Physics AU Setov, A.G. AU Kushnarev, D.S. AU Vasilyev, R.V. AU Medvedev, A.V. PY 2020 IS 6 PB INFRA-M Academic Publishing LLC.