Rezeda Mukhametshina, Anton Afanasev, and Dinara Tolbayeva, Kadisha Nurgali. “Leo Tolstoy’s Sphere of Concepts in the Devel-Opment of women’s Education”. Opción 350 (October 19, 2019): 906-919. Accessed August 2, 2025. https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/29516.