Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{IM_1991__103_1_143861, author = {G.J. Heckman}, title = {An elementary approach to the hypergeometric shift operators of {Opdam.}}, journal = {Inventiones mathematicae}, pages = {341--350}, publisher = {mathdoc}, volume = {103}, number = {1}, year = {1991}, zbl = {0721.33009}, url = {http://geodesic.mathdoc.fr/item/IM_1991__103_1_143861/} }
G.J. Heckman. An elementary approach to the hypergeometric shift operators of Opdam.. Inventiones mathematicae, Tome 103 (1991) no. 1, pp. 341-350. http://geodesic.mathdoc.fr/item/IM_1991__103_1_143861/