00480naa#a2200169#i#450# EN\INFRA-M\bibl\6852 20250125235803.6 1998-0701 20141125b2014####ek#y0engy0150####ca RUS RU Method activation end date in the past. direction:re Journal article Moscow INFRA-M Academic Publishing LLC. 2014 13 с. Journal article local Parasotskaya N. N. naukaru.ru