00475naa#a2200169#i#450# EN\INFRA-M\bibl\6634 20241129110413.5 1998-0701 20140125b2014####ek#y0engy0150####ca RUS RU Method activation end date in the past. direction:re Journal article Moscow INFRA-M Academic Publishing LLC. 2014 10 с. Journal article local Smirnov E. E. naukaru.ru