00559naa#a2200181#i#450# EN\INFRA-M\bibl\14811 /en/manage/index 20250416110058.3 2500-0527 20161130b2016####ek#y0engy0150####ca RUS RU Analisys of break-even and production risks in make effective management decisions Journal article Moscow INFRA-M Academic Publishing LLC. 2016 0 с. Journal article local Savitskiy D. test.editorum.ru /en/manage/index