Yusupova, Olga, and Lyaysan Ibyatova. “NEW APPROACHES IN MATHEMATICS EDUCATION: THE REGIONAL DEVELOPMENT CONCEPT OF MATHEMATICS EDUCATION”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 1 (May 25, 2018): 590–599. Accessed May 5, 2024. https://journals.ru.lv/index.php/SIE/article/view/3230.