TY JOUR TI Influence swirls on defomability round pine assortiment of smoll diameters under compression along fibers at the repeat static load KW Pine logs KW knot KW loading along fibers KW deformations JO Actual directions of scientific researches of the XXI century: theory and practice AU Buyskikh, N.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov