%0 Journal Article %A Allen Knutson %A Kevin Purbhoo %T Product and puzzle formulae for \(GL_n\) Belkale-Kumar coefficients %J The electronic journal of combinatorics %D 2011 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/563/ %R 10.37236/563 %F 10_37236_563