00476naa#a2200169#i#450# EN\RIOR\bibl\9671 20240514034338.2 2409-5087 20151228b2015####ek#y0engy0150####ca RUS RU Method activation end date in the past. direction:re Journal article Moscow Publishing Center RIOR 2015 6 с. Journal article local Petrov Aleksandr Aleksandrovich alsj.ru