00623naa#a2200181#i#450# EN\\bibl\2267 20241227023258.5 2308-8877 20140510b2014####ek#y0engy0150####ca RUS RU Investigation of volume of output of lumber when cutting of round timber from the ring defeat Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 4 с. Journal article local Krasnova V. Sergeeva N. naukaru.ru