00635naa#a2200181#i#4500001002200000003001700022005001700039011001400056100004100070102000700111200007800118210005100196215001000247608002700257675010800284700002200392856003900414EN\INFRA-M\bibl\40975/en/manage/index20250201062214.6##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#atest.editorum.ruu/en/manage/index