Population development of Czechoslovakia in 1981.
Dvorak
J
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D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D014798:Vital Statistics
Czechoslovakia; Demographic Factors; Developed Countries; Eastern Europe; Europe; Population; Population Dynamics; Population Statistics; Research Methodology; Vital Statistics