The role and principles of tourist zoning in Bulgaria by O. V. Gorbunova, A. N. Mikhailin

“…Currently the tourist zoning occupied the entire territory of the country and consists of nine regions: Danube Region, Balkan Mountains Region, Rose Valley Region, Thracian Region, Rhodope Region, Rila-Pirin Region, Sofia Region, Northern Seaside Region, Southern Seaside Region. …”
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