"The symmetric operation in a
free pre-Lie algebra is magmatic", with Nantel Bergeron,
(2010), 11 pp. pdf
"The diagonal of the Stasheff polytope", to appear in the
International Conference in honor of Murray Gerstenhaber and Jim
Stasheff (Paris 2007). pdf
arXiv:0710.0572
"Cyclic homology theory"
with M. Wodzicki, Lecture notes on noncommutative geometry and quantum
groups, European Mathematical Society Publishing House, ed. Piotr M.
Hajac, to appear. pdf
"Hopf structures on standard
Young tableaux" with T. Popov, Lie Theory and its
Applications
in Physics VII, eds. H.-D. Doebner and V.K. Dobrev, Heron Press, Sofia,
2009.
"Combinatorial
Hopf
Algebras" with
Maria Ronco, to
appear in the Proceedings of Alain Connes birthday
Conference, Jan 2009. ArXiv:
math:08100435