00648naa#a2200169#i#4500001001500000005001700015011001400032100004100046102000700087200011500094210005200209215001100261608002700272675012500299700003200424856002200456EN\\bibl\9679720250620134300.5##a2949-1258##a20250416b2025####ek#y0engy0150####ca##aRU1#aFifth-grade metacognitive development program for the effectiveness   of studying mathematicseJournal article1#aVladivostokcVladivostok State Universityd2025##a12 с.##aJournal article2local##aНародное образование. Воспитание. Обучение. Организация досуга. 37#1aChernyavskayagValentina S.4#aojkum.editorum.ru