%0 Journal Article %A Alonso, Ana %A Russo, Anahí Dello %T Spectral approximation of variationally formulated eigenvalue problems on curved domains %J Electronic transactions on numerical analysis %D 2009 %P 69-87 %V 35 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2009__35__a11/ %G en %F ETNA_2009__35__a11