TY CONF TI ANALYSIS OF METHODS FOR MEASURING INTERNAL STRESSES IN WOOD KW internal stresses in wood KW residual stresses KW measurement methods KW anisotropy KW non-destructive testing KW mechanical properties of wood JO PHYSICAL BASIS OF SCIENCE-INTENSIVE TECHNOLOGIES IN THE MODERN WORLD AU Khvorykh, A.M. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov