Chinese Science Bulletin > 1999 > 44 > 1 > 49-53
Source
Abstract
Identifiers
journal ISSN : | 1001-6538 |
journal e-ISSN : | 1861-9541 |
DOI | 10.1007/BF03182884 |
Chinese Science Bulletin > 1999 > 44 > 1 > 49-53
journal ISSN : | 1001-6538 |
journal e-ISSN : | 1861-9541 |
DOI | 10.1007/BF03182884 |