TY JOUR TI Technology of synthesis combined NI-UDD-ZRN coatings on wood-cutting tools KW nickel KW electrolyte KW UDD KW coatings KW durability period KW knives KW modified tool JO Actual directions of scientific researches of the XXI century: theory and practice AU Chaevskiy, V.. AU Zhilinskiy, V.. PY 2016 IS 4 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov