%0 Journal Article %A Babuška, Ivo %A Výborný, Rudolf %T Continuous dependence of eigenvalues on the domain %J Czechoslovak Mathematical Journal %D 1965 %P 169-178 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1965.100660/ %R 10.21136/CMJ.1965.100660 %G en %F 10_21136_CMJ_1965_100660