Solovyova, Tatiana, and Tatiana Smirnova. “THE FORMATION OF UNIVERSAL EDUCATIONAL ACTIONS OF FORMULATING AND SOLVING PROBLEMS IN PRIMARY SCHOOL CHILDREN”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (May 26, 2016): 446–458. Accessed April 30, 2024. https://journals.rta.lv/index.php/SIE/article/view/1405.