%0 Journal Article %A Mathas, Andrew %T Murphy operators and the centre of the Iwahori-Hecke algebras of type $A$ %J Journal of Algebraic Combinatorics %D 1999 %P 295-313 %V 9 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_1999__9_3_a0/ %G en %F JAC_1999__9_3_a0