%0 Journal Article %A Anton Mellit %T Kleinian singularities and algebras generated by elements that have given spectra and satisfy a scalar sum relation %J Algebra and discrete mathematics %D 2004 %P 89-110 %N 3 %U http://geodesic.mathdoc.fr/item/ADM_2004_3_a7/ %G en %F ADM_2004_3_a7