00527naa#a2200181#i#450# EN\INFRA-M\bibl\286 20260120194613.2 2308-4898 20130603b2013####ek#y0engy0150####ca RUS RU Organization of student's subject academic competitions of highest level Journal article Moscow INFRA-M Academic Publishing LLC. 2013 2 с. Journal article local Kadykova Nina S. Sal'kov N. A. naukaru.ru