00617naa#a2200193#i#4500001001500000005001700015011001400032100004100046102000700087200010800094210004600202215001000248608002700258700003000285700002300315700003600338700002300374856002600397EN\\bibl\5561720241203123927.2##a2542-1840##a20221212b2022####ek#y0engy0150####ca##aRU1#aAttention Development in Elementary School Children:  Psychological and Social FactorseJournal article1#aKemerovocKemerovo State Universityd2022##a5 с.##aJournal article2local#1aGrogolevagOl'ga Yur'evna#1aBelogaigKsenia N.#1aBorisenkogJulia Vyacheslavovna#1aSimkingMikhail L.4#avestnik-pses.kemsu.ru