@article{10_37236_1878, author = {Peter McNamara and Christophe Reutenauer}, title = {\(P\)-partitions and a multi-parameter {Klyachko} idempotent}, journal = {The electronic journal of combinatorics}, year = {2004}, volume = {11}, number = {2}, doi = {10.37236/1878}, zbl = {1162.17301}, url = {http://geodesic.mathdoc.fr/articles/10.37236/1878/} }