Umumta’lim maktablari matematika to‘garagida sferaning elementlarini o‘rganish metodikasi. «Maktabgacha va maktab ta’limi» [Internet]. 2026 Aug. 24 [cited 2026 Sep. 21];4(8):214-8. Available from: https://maktabgacha-va-maktab-talimi-jurnal.uz/index.php/jurnal/article/view/8877