00645naa#a2200181#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200011700109210005100226215001000277608002700287675011300314700002200427856001400449EN\INFRA-M\bibl\1768020241106064256.3##a1998-1740##a20170821b2017####ek#y0engy0150####ca0#aRUS##aRU1#aFeatures of Vocal-Choral Education of Younger Schoolchildren on the Basis ofIntegrated ApproacheJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2017##a4 с.##aJournal article2local##aОбразование. Воспитание. Обучение. Организация досуга. 37zRUS#1aGorbachevagN. V.4#azh-szf.ru