TOJIYEV, Dostonbek; SOLIYEV, Xurshidbek. SELECT va so‘rovlarni optimallashtirish. Research and Implementation, [S. l.], n. Spec 3(3), p. 243–245, 2025. Disponível em: https://rai-journal.uz/index.php/rai/article/view/2240. Acesso em: 27 май. 2026.