TY JOUR TI The determination of the kinetic energy--of machine and tractor units for the study of motion using Lagrange equations of the second kind KW movement KW Assembly KW stability KW Lagrange equation KW kinetic energy KW generalized coordinates KW the point of bringing JO Actual directions of scientific researches of the XXI century: theory and practice AU Veliev, N.. AU Veliev, R.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov