“XIX ASR OXIRI VA XX ASR BOSHLARIDA MARKAZIY OSIYONING GEOSIYOSIY O‘RNI VA UNGA QIZIQISH SABABLARI ”. 2025. Journal of Universal Science Research 3 (6 (SPECIAL ISSUE): 85-90. https://universalpublishings.com/~niverta1/index.php/jusr/article/view/12845.