00574naa#a2200169#i#450# EN\\bibl\5135 20241112204105.2 2308-8877 20150316b2015####ek#y0engy0150####ca RUS RU Efficient operation of the tractor in the unit with machine a variable mass Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 3 с. Journal article local Shulyak M. naukaru.ru