Journal of Combinatorial Theory, Series B > 1997 > 69 > 2 > 226-229
Source
Abstract
Identifiers
journal ISSN : | 0095-8956 |
DOI | 10.1006/jctb.1997.1729 |
Journal of Combinatorial Theory, Series B > 1997 > 69 > 2 > 226-229
journal ISSN : | 0095-8956 |
DOI | 10.1006/jctb.1997.1729 |