00550naa#a2200169#i#450# EN\\bibl\1648 20241218164715.3 2308-8877 20140317b2014####ek#y0engy0150####ca RUS RU Improving working equipment hydraulic excavator Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 12 с. Journal article local Makeev Viktor naukaru.ru