PARPIYEV SODIQJON ABDUJALILOVICH, MASHRABBOYEVA MUBINA BOBOMUROD QIZI. To’plamlar va ular ustida amallar. SAMARALI TA’LIM VA BARQAROR INNOVATSIYALAR JURNALI, [S. l.], v. 3, n. 5, p. 29–33, 2025. Disponível em: https://innovativepublication.uz/index.php/jelsi/article/view/3006. Acesso em: 26 jan. 2026.