%0 Journal Article %T Optimization of transport costs timber enterprises through minimization empty runs %A Krupko, A.. %A Krupko, N.. %K Wood, hauling, mathematical models, optimization of transport costs. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov