Proceedings - Mathematical Sciences > 1998 > 108 > 1 > 41-49
Source
Abstract
Identifiers
journal ISSN : | 0253-4142 |
journal e-ISSN : | 0973-7685 |
DOI | 10.1007/BF03161310 |
Proceedings - Mathematical Sciences > 1998 > 108 > 1 > 41-49
journal ISSN : | 0253-4142 |
journal e-ISSN : | 0973-7685 |
DOI | 10.1007/BF03161310 |