@article{JAC_2012__35_4_a3,
     author = {Boussicault, Adrien and F\'eray, Valentin and Lascoux, Alain and Reiner, Victor},
     title = {Linear extension sums as valuations on cones},
     journal = {Journal of Algebraic Combinatorics},
     pages = {573--610},
     publisher = {mathdoc},
     volume = {35},
     number = {4},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2012__35_4_a3/}
}