Mathematical Notes > 2019 > 105 > 3-4 > 580-581
Source
Abstract
Identifiers
journal ISSN : | 0001-4346 |
journal e-ISSN : | 1573-8876 |
DOI | 10.1134/S0001434619030301 |
Mathematical Notes > 2019 > 105 > 3-4 > 580-581
journal ISSN : | 0001-4346 |
journal e-ISSN : | 1573-8876 |
DOI | 10.1134/S0001434619030301 |