TY JOUR TI Design features of tyres for forestry equipment KW tires KW requirements for tyres KW tyre recycling JO Actual directions of scientific researches of the XXI century: theory and practice AU Sivakov, V.. AU Gultsev, E.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov