00552naa#a2200193#i#450# EN\INFRA-M\bibl\260 20200927001148.7 1998-071X 20130625b2013####ek#y0engy0150####ca RUS RU Method activation end date in the past. direction:re Article Moscow INFRA-M Academic Publishing LLC. 2013 4 с. Article local Trofimenko Yuri Vasil'evich Evstigneeva N. Devisilov Vladimir Arkad'evich naukaru.ru