TY JOUR TI STATISTICAL CHARACTERISTICS OF DYNAMIC LOADS BASIC CHASSIS FIRE AND RESCUE VEHICLES KW integral distribution laws of acceleration KW acceleration differential distributions KW correlation functions KW spectral density of acceleration JO Problems of risk management in the technosphere AU Ivanov, K.S. AU Shiroukhov, A.V. PY 2015 IS 2015 PB Saint-Petersburg University of State Fire Service of Emercom of Russia