Moscow University Mathematics Bulletin > 2011 > 66 > 6 > 244-249
Source
Abstract
Identifiers
journal ISSN : | 0027-1322 |
journal e-ISSN : | 1934-8444 |
DOI | 10.3103/S0027132211060040 |
Moscow University Mathematics Bulletin > 2011 > 66 > 6 > 244-249
journal ISSN : | 0027-1322 |
journal e-ISSN : | 1934-8444 |
DOI | 10.3103/S0027132211060040 |