TY JOUR TI Use of methods of scientific and technical creativity in identification of technical contradictions KW timber industry KW scientific and technical creativity KW development of technical systems KW identification of technical contradictions JO Actual directions of scientific researches of the XXI century: theory and practice AU Cheremnykh, N.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov