%0 Journal Article %A RegiƄska, Teresa %T Convergence of approximation methods for eigenvalue problem for two forms %J Applications of Mathematics %D 1984 %P 333-341 %V 29 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1984.104103/ %R 10.21136/AM.1984.104103 %G en %F 10_21136_AM_1984_104103