Socio-economic zoning - traditions, contemporary state and problems

Osipova, Tatyana, <span>Institute of Earth Sciences, St. Petersburg State University – Russia</span><em> </em><div><span style="font-size: 11.7px; font-weight: bold;"><br /></span></div>, Russian Federation

• UARD Jubilee International Scientific Conference - Tourism and Recreation
  Experience of Russian-Bulgarian Cooperation in the Organization of International Tourism as a Factor of Sustainable Development of Regions
  Abstract  PDF