00527naa#a2200181#i#4500001002000000005001700020011001400037100004100051101000800092102000700100200009300107210005100200215001000251608002700261700001800288700002400306856001500330EN\INFRA-M\bibl\80420240713071725.6##a1998-0728##a20131121b2013####ek#y0engy0150####ca0#aRUS##aRU1#aAssessment of efficiency of schoolchildren’s out-of-school activitieseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2013##a6 с.##aJournal article2local#1aMoshninagR. #1aBatyrevagSvetlana 4#anaukaru.ru