TY  - JOUR
AU  - Aguiar, Marcelo
AU  - Sottile, Frank
TI  - Cocommutative Hopf algebras of permutations and trees.
JO  - Journal of Algebraic Combinatorics
PY  - 2005
SP  - 451
EP  - 470
VL  - 22
IS  - 4
PB  - mathdoc
UR  - https://geodesic-test.mathdoc.fr/item/JAC_2005__22_4_a1/
LA  - en
ID  - JAC_2005__22_4_a1
ER  -