@book{dunkl:2001:ops,
    author = {Dunkl, Charles F. and Xu, Yuan},
     title = {Orthogonal Polynomials of Several Variables},
    series = {Encyclopedia of Mathematics and its Applications},
    volume = {81},
 publisher = {Cambridge University Press},
   address = {Cambridge},
      year = {2001},
     pages = {xvi+390},
      isbn = {0-521-80043-9},
   mrclass = {33-02 (20F55 33C52 42C05)},
  mrnumber = {MR1827871 (2002m:33001)},
mrreviewer = {Marcel de Jeu},
     zblno = {0964.33001}}