title: [New approaches to the study of the population by socioeconomic characteristics in the 1985 census].
authors.forename: S
authors.initials: S
authors.lastname: Tsvetarski
mesh_terms: D002031:Bulgaria; D019352:Censuses; D003625:Data Collection; D003710:Demography; D019049:Developed Countries; D004467:Economics; D005060:Europe; D005061:Europe, Eastern; D005069:Evaluation Studies as Topic; D011153:Population; D011154:Population Characteristics; D012106:Research; D012494:Sampling Studies; D012959:Socioeconomic Factors; D013223:Statistics as Topic
keywords: Bulgaria; Census; Census Methods; Comparative Studies; Data Analysis; Data Collection; Demographic Factors; Developed Countries; Eastern Europe; Economic Factors; Europe; Evaluation; Population; Population Characteristics; Population Statistics; Research Methodology; Sampling Studies; Socioeconomic Factors; Surveys