@article{GDZPPN00244304X,
title = {Flag f-vectors and the cd-index.},
journal = {Mathematische Zeitschrift},
volume = {217},
year = {1994},
pages = {483-500},
zbl = {0805.06003},
url = {http://dml.mathdoc.fr/item/GDZPPN00244304X}
}
Stanley, Richard P. Flag f-vectors and the cd-index.. Mathematische Zeitschrift, Tome 217 (1994) pp. 483-500. http://gdmltest.u-ga.fr/item/GDZPPN00244304X/