Яковлєва, Ю. 2014. CLUSTERING OF URBAN SOCIO-GEO-SYSTEMS OF THE REGION ON THE GROUND OF PECULIARITIES OF THE SYSTEM SOCIAL AND ECONOMIC DEVELOPMENT (BASED ON EXAMPLE OF DONETSK REGION). Human Geography Journal. 16, 1 (Nov. 2014), 109-116. DOI:https://doi.org/10.26565/2076-1333-2014-16-16.