00599naa#a2200181#i#450# EN\URAL'SKIY GOSUDARSTVENNYY AGRARNYY UNIVERSITET\bibl\20669 20250411143431.5 2308-0426 20180101b2018####ek#y0engy0150####ca RUS RU Technical operation of machine-tractor Park Journal article Ekaterinburg Ural State Agrarian University 2018 0 с. Journal article local Общие вопросы науковедения. 12.01 grnti Pestovskiy V. A. usau.editorum.ru