TY JOUR TI RESEARCH OF DYNAMIC STABILITY OF THE MACHINE-TRACTOR UNIT ON THE VIRTUAL STAND KW machine-tractor unit KW 3D-CAD KW CAE KW multi-body dynamics KW obstacles KW virtual experiment KW analysis JO Actual directions of scientific researches of the XXI century: theory and practice AU Lysych, M.N. PY 2020 IS 8 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov