Search results for: G. V. Ryabov
Doklady Earth Sciences > 2016 > 466 > 1 > 11-13
Ukrainian Mathematical Journal > 2008 > 60 > 10 > 1592-1604
Doklady Earth Sciences > 2016 > 466 > 1 > 11-13
Ukrainian Mathematical Journal > 2008 > 60 > 10 > 1592-1604