Acta Mathematica Sinica, English Series > 2007 > 23 > 1 > 189-192
Source
Abstract
Identifiers
journal ISSN : | 1439-8516 |
journal e-ISSN : | 1439-7617 |
DOI | 10.1007/s10114-005-0807-y |
Acta Mathematica Sinica, English Series > 2007 > 23 > 1 > 189-192
journal ISSN : | 1439-8516 |
journal e-ISSN : | 1439-7617 |
DOI | 10.1007/s10114-005-0807-y |