RUSSIAN HISTORICAL-GEOGRAPHIC AND CARTOGRAPHIC SOURCES ABOUT CENTRAL ASIA (first half of XIX century)
Relations between Russia and Central Asia have evolved since ancient times. From the X th century began to form trade route through the Ustyurt plateau, where along this road built forts and caravanserais to establish mutually beneficial trade relations between the two regions. The article is devoted to the problems of Russian historical-geographic and cartographic sources about Central Asia on the first half of XIX century. On the base of some historical-geographic and cartographic source are analyzed the main directions on this period. Also are shown the scientific works on this theme, reasons of the beginning the new scientific research in this region.