Рыбалко ВС. Psychological and pedagogical conditions for the formation of theoretical thinking in junior schoolchildren according to the system of developmental education D. B. Elkonina-V. V. Davydova. EducDim [Internet]. 2011 Nov. 25 [cited 2024 Aug. 25];32:492-6. Available from: https://journal.kdpu.edu.ua/ped/article/view/4622