TY CONF TI DEVELOPMENT OF A MATHEMATICAL MODEL OF FUNCTIONING OF A FOREST TRUCK EQUIPPED WITH A RECUPERATIVE SADDLE-CHAIN DEVICE KW mathematical model; timber truck; semitrailer; recovery; hydraulic energy; fifth wheel coupling; assortments; road conditions; performance; energy storage JO Problems of road transport operation and ways to solve them on the basis of promising technologies AU Nikonov, V.O. AU Posmetev, V.I. AU Berdnikov, D.I. AU Sousov, A.E. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov