Kernel functions for difference operators of Ruijsenaars type and their applications. Komori, Yasushi, Noumi, Masatoshi, Shiraishi, Jun'ichi (2009) SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
Kostka-Foulkes polynomials for symmetrizable Kac-Moody algebras. Viswanath, Sankaran (2007) Séminaire Lotharingien de Combinatoire [electronic only]