00707naa#a2200193#i#450# EN\INFRA-M\bibl\41181 20241020103318.7 1998-0728 20210111b2021####ek#y0engy0150####ca RU Differentiated Approach to Teaching and Its Implementation in Russian Language Lessons in Primary School Journal article Moscow INFRA-M Academic Publishing LLC. 2021 4 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Aleksandrova O. M. Gosteva Yu. N. Kuznetsova Marina Ivanovna zh-szf.ru