Normurodova Nilufar, and Ibrаgimоvа Dilshоdа Аnvаr qizi. “AYRIM TENGSIZLIKLAR HAQIDAGI TEOREMALARNING AJOYIB ISBOTI VA ULARNING AMALIYOTGA TADBIQI ”. Ta’lim Innovatsiyasi Va Integratsiyasi, vol. 58, no. 1, Nov. 2025, pp. 10-17, https://journalss.org/index.php/tal/article/view/6360.