TY JOUR TI NEAR-PERIODIC ANALYSIS OF THE ACCUMULATED ENERGY OF TYPHOONS IN THE STUDY OF THE DEVELOPMENT OF EMERGENCY SITUATIONS CAUSED BY THE ACTIVITY OF TROPICAL CYCLONES KW data analysis methods KW ordered argument data KW trend KW nonlinear oscillations KW almost-period KW time series KW emergencies KW typhoons JO Problems of risk management in the technosphere AU Malygin, I.G. AU Kalach, A.V. AU Paramonov, A.A. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia