TY JOUR TI Determination of parameters of unsteady movement of forest road trains KW forestry lorry KW traffic simulation KW indicators movement KW actual values JO Actual directions of scientific researches of the XXI century: theory and practice AU Skrypnik, V.. AU Kuznetsov, A.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov