title: [Basic issues and trends in the demographic development of Bulgaria].
mesh_terms: D017677:Age Distribution; D000367:Age Factors; D000383:Agriculture; D001723:Birth Rate; D002031:Bulgaria; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004641:Emigration and Immigration; D005060:Europe; D005061:Europe, Eastern; D016656:Family Planning Policy; D005298:Fertility; D005843:Geography; D007221:Industry; D008017:Life Expectancy; D008136:Longevity; D009026:Mortality; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011158:Population Growth; D011640:Public Policy; D012939:Social Planning; D014505:Urban Population; D014507:Urbanization
keywords: Age Distribution--changes; Age Factors; Agricultural Development; Birth Rate--changes; Bulgaria; Demographic Aging; Demographic Factors; Developed Countries; Eastern Europe; Economic Development; Economic Factors; Europe; Fertility Measurements; Fertility--changes; Geographic Factors; Industrialization; Length Of Life; Life Expectancy; Migration; Mortality--changes; Natural Increase--changes; Policy; Population; Population Characteristics; Population Dynamics; Population Growth; Population Policy; Pronatalist Policy; Rural Development; Rural-urban Migration; Social Policy; Spatial Distribution; Urban Spatial Distribution; Urbanization
vernacular_title: Osnovni problemi i tendentsii v demografskoto razvitie na Balgariya