Proceedings - Mathematical Sciences > 1998 > 108 > 1 > 13-21
Source
Abstract
Identifiers
journal ISSN : | 0253-4142 |
journal e-ISSN : | 0973-7685 |
DOI | 10.1007/BF03161307 |
Proceedings - Mathematical Sciences > 1998 > 108 > 1 > 13-21
journal ISSN : | 0253-4142 |
journal e-ISSN : | 0973-7685 |
DOI | 10.1007/BF03161307 |