TY - JOUR AU - Green, R.M. TI - On 321-avoiding permutations in affine Weyl groups JO - Journal of Algebraic Combinatorics PY - 2002 SP - 241 EP - 252 VL - 15 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JAC_2002__15_3_a3/ LA - en ID - JAC_2002__15_3_a3 ER -