TY CONF TI PHYSICAL PRINCIPLES FOR DETERMINING NOISE POLLUTION IN CITIES KW noise pollution KW sound wave KW volume level KW anthropogenic factor JO PHYSICAL BASIS OF MODERN SCIENCE-INTENSIVE TECHNOLOGIES AU Savrasova, E.E. AU Savrasova, N.A. AU Agapov, A.D. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov