Valixonov , D. A. o‘g‘li. “POLIMER DETALIGA DUMALATIB ISHLOV BERISHDAN KEYIN TOKARLIK ISHLOV BERISHDA KESISH CHUQURLIGINI HISOBLASH”. Educational Research in Universal Sciences, vol. 2, no. 14 SPECIAL, Nov. 2023, pp. 1149-53, http://erus.uz/index.php/er/article/view/4613.