00603naa#a2200181#i#450# EN\\bibl\14102 /en/manage/index 20251224072728.3 1999-8775 20150630b2015####ek#y0engy0150####ca RUS RU Analysis of approaches to the assessment of efficiency of business processes of the enterprises of mechanical engineering. Journal article Bryansk Bryansk State Technical University 2015 7 с. Journal article local Isaychenkova Veronika test.editorum.ru /en/manage/index