00573naa#a2200169#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200009700101210013700198215001000335608002700345700001700372856001400389EN\\bibl\513520241202062014.1##a2308-8877##a20150316b2015####ek#y0engy0150####ca0#aRUS##aRU1#aEfficient operation of the tractor in the unit with machine a variable masseJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2015##a3 с.##aJournal article2local#1aShulyakgM. 4#azh-szf.ru