Authors: I V Dolzhikova; E A Tokarskaya; A S Dzharullaeva; A I Tukhvatulin; D V Shcheblyakov; O L Voronina; S I Syromyatnikova; S V Borisevich; V B Pantyukhov; V F Babira; L V Kolobukhina; B S Naroditsky; D Y Logunov; A L Gintsburg Journal: Acta Naturae Date: 2017 Jul-Sep Impact factor: 1.845