IBRAGIMOV, A.; PULATOV, O.; SAGʻDULLAYEVA, B. Ayniyat yordamida tengsizliklarni isbotlash. Science and Education, [S. l.], v. 4, n. 12, p. 15–18, 2024. Disponível em: https://openscience.uz/index.php/sciedu/article/view/6445. Acesso em: 22 jul. 2024.