Warning message Node revision 1457 not found in node The Steppe Area of Russia: Economic and Geographical Survey. Perharps it was deleted. Kornilov Andrey Gennadievich RussiaBelgorodBelgorod State University, 85 Pobedy St., Belgorod 308015, Russiakornilov@bsu.edu.ru Author's articles Differentiation of population density within a large city to identify the level of anthropogenic load (on the example of Belgorod)