00518naa#a2200169#i#450# EN\\bibl\14413 20250114191439.2 1999-8775 20161228b2016####ek#y0engy0150####ca RUS RU SYSTEM APPROACH BASED INVESTIGATION OF PRODUCTION AND ENGINEERING COMPANY MANAGEMENT Journal article Bryansk Bryansk State Technical University 2016 8 с. Journal article local Konovalova Galina Ilyinichna zh-szf.ru