[The distribution of cities and their populations in Bulgaria].
Penkov
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Dimitrov
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D002031:Bulgaria; D003710:Demography; D019049:Developed Countries; D004467:Economics; D005060:Europe; D005061:Europe, Eastern; D005843:Geography; D011153:Population; D014505:Urban Population; D014507:Urbanization
Bulgaria; Developed Countries; Eastern Europe; Economic Development; Economic Factors; Europe; Geographic Factors; Population; Spatial Distribution; Urban Spatial Distribution; Urbanization