Media type: Electronic Journal Title: Population and economics : PE imprint: Sofia: Pensoft, [2017]- Publication information: 1, 1 (2017)- Language: English; Russian ISSN: 2658-3798 Identifier: Keywords: Demographie ; Wirtschaftswissenschaft ; Russland ; Zeitschrift Origination: Footnote: Access State: Open Access Rights information: Attribution (CC BY)