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@article{CM_1987__64_3_353_0, author = {Heckman, G. J.}, title = {Root systems and hypergeometric functions. {II}}, journal = {Compositio Mathematica}, pages = {353--373}, publisher = {Martinus Nijhoff Publishers}, volume = {64}, number = {3}, year = {1987}, zbl = {0656.17007}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CM_1987__64_3_353_0/} }
Heckman, G. J. Root systems and hypergeometric functions. II. Compositio Mathematica, Tome 64 (1987) no. 3, pp. 353-373. http://geodesic.mathdoc.fr/item/CM_1987__64_3_353_0/