Sign-graded posets, unimodality of W-polynomials and the Charney-Davis conjecture.
Brändén, Petter
The Electronic Journal of Combinatorics [electronic only], Tome 11 (2004), / Harvested from The Electronic Library of Mathematics
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Publié le : 2004-01-01
EUDML-ID : urn:eudml:doc:124755 
@article{02161268,
     title = {Sign-graded posets, unimodality of },
     journal = {The Electronic Journal of Combinatorics [electronic only]},
     volume = {11},
     year = {2004},
     zbl = {1065.06001},
     language = {en},
     url = {http://dml.mathdoc.fr/item/02161268}
}

Brändén, Petter. Sign-graded posets, unimodality of . The Electronic Journal of Combinatorics [electronic only], Tome 11 (2004) . http://gdmltest.u-ga.fr/item/02161268/