TY JOUR TI Cluster analysis of lightning discharges: based on Vereya-MR network data KW thunderstorms KW cluster analysis KW lightning discharges JO Solnechno-Zemnaya Fizika AU Tkachev, I.D. AU Vasilyev, R.V. AU Belousova, E.P. PY 2021 IS 7 PB INFRA-M Academic Publishing LLC.