[The effects of population policy on fertility trends in the smaller European Warsaw Pact countries].
Vortmann
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D002031:Bulgaria; D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D005298:Fertility; D005859:Germany, East; D006814:Hungary; D011044:Poland; D011153:Population; D011157:Population Dynamics; D011640:Public Policy; D012383:Romania
Bulgaria; Czechoslovakia; Demographic Factors; Demographic Impact; Developed Countries; Eastern Europe; Europe; Fertility--changes; German Democratic Republic; Hungary; Poland; Policy; Population; Population Dynamics; Population Policy; Romania; Social Policy