Hazratova Dilrabo Choriyevna. SAKKIZINCHI SINF O‘QUVCHILARINING MATEMATIKA SAVODXONLIGI DARAJASI. ReFocus [Internet]. 2023 Jun. 22 [cited 2025 Apr. 19];2(5):8-10. Available from: https://refocus.uz/index.php/1/article/view/152