Science China Mathematics > 2003 > 46 > 1 > 118-128
Source
Abstract
Identifiers
journal ISSN : | 1674-7283 |
journal e-ISSN : | 1869-1862 |
DOI | 10.1360/03ys9013 |
Science China Mathematics > 2003 > 46 > 1 > 118-128
journal ISSN : | 1674-7283 |
journal e-ISSN : | 1869-1862 |
DOI | 10.1360/03ys9013 |