Descent-Cycling in Schubert Calculus. - Allen Knutson (Exp. Math., 2001)

A Positive Proof of the Littlewood-Richardson Rule using the Octahedron Recurrence. - Allen Knutson; Terence Tao; Christopher Woodward (Electron. J. Comb., 2004)

Product and Puzzle Formulae for GLn Belkale-Kumar Coefficients. - Allen Knutson; Kevin Purbhoo (Electron. J. Comb., 2011)