%0 Journal Article %T Study of the functioning of timber geometrical measuring systems in landing works %A Ilunina, A.A. %A Petrovskiy, V.. %A Baturin, K.. %K accounting timber, mathematical model, software, tree trunks, tree-length, logs %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 1 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov