00639naa#a2200169#i#4500001002200000005001700022011001400039100004100053102000700094200014500101210005100246215001000297608002700307675010200334700001800436856001500454EN\INFRA-M\bibl\5565920241016161049.3##a1998-0728##a20221226b2022####ek#y0engy0150####ca##aRU1#aOn the Initial Stage of the Formation of Cognitive Universal Educational Activities in First-Graders in Mathematics LessonseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2022##a7 с.##aJournal article2local##aОбщеобразовательная школа. Дошкольные учреждения. 373#1aFedorovagA. 4#anaukaru.ru