Journal of Zhejiang University-SCIENCE A > 2003 > 4 > 5 > 591-594
Source
Abstract
Identifiers
journal ISSN : | 1673-565X |
journal e-ISSN : | 1862-1775 |
DOI | 10.1631/jzus.2003.0591 |
Journal of Zhejiang University-SCIENCE A > 2003 > 4 > 5 > 591-594
journal ISSN : | 1673-565X |
journal e-ISSN : | 1862-1775 |
DOI | 10.1631/jzus.2003.0591 |