TY JOUR TI Fractal dimention of wooden composite and damage process characteristics KW сomposite Materials KW mechanical properties of composites KW cellulose KW pulp KW pin chips and sawdust KW image processing KW fractal dimension JO Actual directions of scientific researches of the XXI century: theory and practice AU Andreev, A.. AU Eflov, V.. AU Kolesnikov, G.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov