TY JOUR TI JUSTIFICATION OF EXTREMELY SIGNIFICANT CHARACTERISTICS OF STRUCTURAL SAFETY OF ROAD TRANSPORT FOR THE URBAN POPULATION KW city KW motor transport KW hazardous/extreme air pollution KW pollutant measurement KW modeling JO Problems of risk management in the technosphere AU Gavkalyuk, B.V. AU Lozhkin, V.N. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia