TY JOUR TI Improving the city´s environment by reducing use of personal vehicles KW automobile KW emissions of harmful substances KW school bus. JO Actual directions of scientific researches of the XXI century: theory and practice AU Aleksandrova, T.. AU Shepelev, V.. AU Gerl, K.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov