Kalachikova O.N., Gruzdeva M.A. Changes in Reproductive Behavior and Marriage Patterns of the Russian population (Based on Analysis of Rosstat Sample Studies). Social area, 2018, no. 2 (14). DOI: 10.15838/sa.2018.2.14.1
Federal Center of Theoretical and Applied Sociology of the Russian Academy of Sciences, Institute for Demographic Research; Federal State Budgetary Institution of Science Vologda Research Center of the Russian Academy of Sciences (VolRC RAS)