00505naa#a2200169#i#450# EN\INFRA-M\bibl\14811 20260108135929.4 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. zh-szf.ru