%0 Journal Article %A Alfredo Bemúdez %A Dolores G. Pedreira %T Mathematical analysis of a finite element method without spurious solutions for computation of dielectric waveguides. %J Numerische Mathematik %D 1992 %P 39-58 %V 61 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1992__61_3_133609/ %F NUMA_1992__61_3_133609