Results in Mathematics > 2009 > 56 > 1-4 > 489-499
Source
Abstract
Identifiers
journal ISSN : | 1422-6383 |
journal e-ISSN : | 1420-9012 |
DOI | 10.1007/s00025-009-0400-2 |
Results in Mathematics > 2009 > 56 > 1-4 > 489-499
journal ISSN : | 1422-6383 |
journal e-ISSN : | 1420-9012 |
DOI | 10.1007/s00025-009-0400-2 |