LDR 00724naa#a2200193#i#450# 001 EN\\bibl\44176 005 20241218143604.3 011 ## _a2542-1840 100 ## _a20210519b2021####ek#y0engy0150####ca 102 ## _aRU 200 1# _aExtracurricular Activities as a Condition for the Intellectual Development of Young Teenagers _eJournal article 210 1# _aKemerovo _cKemerovo State University _d2021 215 ## _a10 с. 608 ## _aJournal article _2local 675 ## _aОбразование. Воспитание. Обучение. Организация досуга. 37 _z 700 #1 _aMichurina _gElena Sergeevna 700 #1 _aKozhevnikova _gElvira Eduardovna 700 #1 _aTuzhilkin _gSergey Aleksandrovich 856 4# _avestnik-hss.kemsu.ru _u