00545naa#a2200169#i#450# EN\INFRA-M\bibl\12048 20241203023246.2 2587-9111 20160617b2016####ek#y0engy0150####ca RUS RU Forecasting of the Border of Losses of Profitability of Financial Instruments by the Methods of Financial Econometrics Journal article Moscow INFRA-M Academic Publishing LLC. 2016 8 с. Journal article local Filonova Yelyena naukaru.ru