00597naa#a2200169#i#450# EN\INFRA-M\bibl\44732 20241224193406.2 1998-0728 20210713b2021####ek#y0engy0150####ca RU Differentiation and Individualization of Primary School Education Abroad Journal article Moscow INFRA-M Academic Publishing LLC. 2021 7 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Artyuhova I. S. naukaru.ru