title: [Perestroika--a time of concrete matters].
authors.forename: S V
authors.initials: SV
authors.lastname: Pervova
mesh_terms: D003148:Communism; D004467:Economics / Q000639:trends; D011057:Politics; D011634:Public Health / Q000639:trends*; D014586:USSR
vernacular_title: Perestroĭka--vremia konkretnykh del.