00582naa#a2200169#i#4500001002200000005001700022011001400039100004100053102000700094200007800101210005100179215001000230608002700240675010800267700002200375856001500397EN\INFRA-M\bibl\4097520240510153228.5##a2500-3305##a20201202b2020####ek#y0engy0150####ca##aRU1#aSubject self-directed development  in optional educationeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2020##a5 с.##aJournal article2local##aОбразование. Воспитание. Обучение. Организация досуга. 37#1aTihomirovagE. I.4#anaukaru.ru