Mathematical Justification of Vehicular Traffic Resistance in Relation to Structural Surface Conditions of Hauling Roads Journal title: Lesnoy Zhurnal (Russian Forestry Journal) Authors: V.S. Prokopets, V.G. Kozlov, A.V. Skrypnikov, N.G. Ponomareva, D.M. Levushkin, Yu.A. Borovlev. Subject(s): Technology, Forestry