00575naa#a2200169#i#450# EN\\bibl\2461 20241117194411.7 2308-8877 20140512b2014####ek#y0engy0150####ca RUS RU Efficiency of selection of resonant ranges at the timber industry enterprises Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 3 с. Journal article local Efimov A. naukaru.ru