00670naa#a2200169#i#450# EN\INFRA-M\bibl\52568 20241130122628.6 1998-0728 20220831b2022####ek#y0engy0150####ca RU Organization of Pedagogical Assistance and Support for Younger Schoolchildren with Different Rates of Mental Development Journal article Moscow INFRA-M Academic Publishing LLC. 2022 4 с. Journal article local Народное образование. Воспитание. Обучение. Организация досуга. 37 Novikova Galina Pavlovna zh-szf.ru