%0 Journal Article %A Blaheta, Radim %T A multilevel method with correction by aggregation for solving discrete elliptic problems %J Applications of Mathematics %D 1986 %P 365-378 %V 31 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1986.104214/ %R 10.21136/AM.1986.104214 %G en %F 10_21136_AM_1986_104214