@article{01369932,
title = {Nonsymmetric Koornwinder polynomials and duality.},
journal = {Annals of Mathematics. Second Series},
volume = {150},
year = {1999},
pages = {267-282},
doi = {10.2307/121102},
zbl = {0941.33013},
language = {en},
url = {http://dml.mathdoc.fr/item/01369932}
}
Sahi, Siddhartha. Nonsymmetric Koornwinder polynomials and duality.. Annals of Mathematics. Second Series, Tome 150 (1999) pp. 267-282. doi : 10.2307/121102. http://gdmltest.u-ga.fr/item/01369932/