00584naa#a2200181#i#450# EN\\bibl\5172 20260206034253.5 2308-8877 20150316b2015####ek#y0engy0150####ca RUS RU Organization of dealer service equipment John Deere Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 4 с. Journal article local Sivakov Vladimir Seurko D. naukaru.ru