@article{01638986, title = {A finite word poset.}, journal = {The Electronic Journal of Combinatorics [electronic only]}, volume = {8}, year = {2001}, zbl = {0994.06002}, language = {en}, url = {http://dml.mathdoc.fr/item/01638986} }
Erdős, Péter L.; Sziklai, Péter; Torney, David C. A finite word poset.. The Electronic Journal of Combinatorics [electronic only], Tome 8 (2001) . http://gdmltest.u-ga.fr/item/01638986/