TARMOQ TEXNOLOGIYALARINI O‘QITISH VA LOYIHALASHDA CISCO PACKET TRACER DASTURIY MUHITINING ROLINING ILMIY METODIK TAHLILI . journal. 2026;95(4):306-310. Accessed August 1, 2026. https://alpharesearchs.com/index.php/obr/article/view/2628