@article{CM_1988__67_1_21_0, author = {Opdam, E. M.}, title = {Root systems and hypergeometric functions {III}}, journal = {Compositio Mathematica}, pages = {21--49}, publisher = {Kluwer Academic Publishers}, volume = {67}, number = {1}, year = {1988}, zbl = {0669.33007}, mrnumber = {949270}, language = {en}, url = {http://archive.numdam.org/item/CM_1988__67_1_21_0/} }