@article{05014314,
title = {Combinatorics of the free Baxter algebra.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {13},
year = {2006},
zbl = {1085.05006},
language = {en},
url = {http://dml.mathdoc.fr/item/05014314}
}
Aguiar, Marcelo; Moreira, Walter. Combinatorics of the free Baxter algebra.. The Electronic Journal of Combinatorics [electronic only], Tome 13 (2006) . http://gdmltest.u-ga.fr/item/05014314/