%0 Journal Article %A L. T. Poznyak %T A rigorous justification and estimation of the rate of convergence for the partial domain method in two-dimensional eigenvalue problems for the Laplace operator %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1990 %P 1057-1070 %V 30 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_7_a7/ %G ru %F ZVMMF_1990_30_7_a7