[Territorial age structure of the Bulgarian population and its evolution during the period 1975-1983].
Tsekov
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D017677:Age Distribution; D000367:Age Factors; D002031:Bulgaria; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004651:Employment; D005060:Europe; D005061:Europe, Eastern; D005843:Geography; D006280:Health Workforce; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research
Age Distribution; Age Factors; Bulgaria; Demographic Analysis; Demographic Factors; Developed Countries; Eastern Europe; Economic Factors; Europe; Geographic Factors; Human Resources; Labor Force; Population; Population Characteristics; Population Dynamics; Population Replacement; Research Methodology