Mathematical Notes > 2019 > 106 > 1-2 > 113-117
Source
Abstract
Identifiers
journal ISSN : | 0001-4346 |
journal e-ISSN : | 1573-8876 |
DOI | 10.1134/S0001434619070125 |
Mathematical Notes > 2019 > 106 > 1-2 > 113-117
journal ISSN : | 0001-4346 |
journal e-ISSN : | 1573-8876 |
DOI | 10.1134/S0001434619070125 |