@article{01247855,
title = {Flattening antichains with respect to the volume.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {6},
year = {1999},
zbl = {0913.05092},
language = {en},
url = {http://dml.mathdoc.fr/item/01247855}
}
Brankovic, Ljiljana; Lieby, Paulette; Miller, Mirka. Flattening antichains with respect to the volume.. The Electronic Journal of Combinatorics [electronic only], Tome 6 (1999) . http://gdmltest.u-ga.fr/item/01247855/