Doklady Mathematics > 2018 > 98 > 3 > 600-602
Source
Abstract
Identifiers
journal ISSN : | 1064-5624 |
journal e-ISSN : | 1531-8362 |
DOI | 10.1134/S1064562418070207 |
Doklady Mathematics > 2018 > 98 > 3 > 600-602
journal ISSN : | 1064-5624 |
journal e-ISSN : | 1531-8362 |
DOI | 10.1134/S1064562418070207 |