@incollection{SB_1996-1997__39__223_0,
     author = {Heckman, G. J.},
     title = {Dunkl operators},
     booktitle = {S\'eminaire Bourbaki : volume 1996/97, expos\'es 820-834},
     series = {Ast\'erisque},
     note = {talk:828},
     pages = {223--246},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {245},
     year = {1997},
     mrnumber = {1627113},
     zbl = {0916.33012},
     language = {en},
     url = {http://www.numdam.org/item/SB_1996-1997__39__223_0/}
}