00653naa#a2200169#i#450# EN\\bibl\4386 20241223203531.1 2308-8877 20141207b2014####ek#y0engy0150####ca RUS RU Validation of the design of milling type machines for receiving biofuel in the conditions of the woods of steppe and forest-steppe zones of the Volga region 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 Fokin S. naukaru.ru