TY JOUR TI EFFICIENCY ESTIMATION OF HYDRO-PNEUMATIC SUSPENSION OF A TIMBER TRUCK ACCORDING TO THE RESULTS OF SIMULATION MODELLING KW timber truck KW hydropneumatic suspension KW modular design KW mathematical model KW simulation results KW computer program KW increasing efficiency JO Forestry Engineering Journal AU Posmetev, V.I. AU Drapalyuk, M.V. AU Nikonov, V.O. AU Posmetev, V.V. AU Avdyuhin, A.V. PY 2020 IS 10 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov