TY JOUR TI RESULTS OF EXPERIMENTAL STUDIES OF THE PROCESS OF CUTTING SOFT WOOD USING DISC BLADES KW cutting KW softwood species KW circular blades KW force deformation KW factorial experiment JO Forestry Engineering Journal AU Ivanovskiy, V.P. PY 2021 IS 11 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov