TILLABOYEV, Muhiddin; XAKIMOVA, Yoqutxon. GSM tizimining ishlash prinsipi. Research and Implementation, [S. l.], v. 4, n. 3, p. 185–187, 2026. Disponível em: https://rai-journal.uz/index.php/rai/article/view/2717. Acesso em: 26 май. 2026.