Science China Mathematics > 2012 > 55 > 11 > 2259-2271
Source
Abstract
Identifiers
journal ISSN : | 1674-7283 |
journal e-ISSN : | 1869-1862 |
DOI | 10.1007/s11425-012-4522-8 |
Science China Mathematics > 2012 > 55 > 11 > 2259-2271
journal ISSN : | 1674-7283 |
journal e-ISSN : | 1869-1862 |
DOI | 10.1007/s11425-012-4522-8 |