XAYRULLAYEVA, D. O. Boshlang’ich sinflarda tenglamalar va ularni yechishni o’rgatish metodikasi. Science and Education, [S. l.], v. 4, n. 1, p. 443–452, 2023. Disponível em: https://openscience.uz/index.php/sciedu/article/view/4857. Acesso em: 11 may. 2024.