%0 Journal Article %A Křížková, Jitka %A Vaněk, Petr %T Multigrid method with preconditioning on coarse level %J Applications of Mathematics %D 1994 %P 365-373 %V 39 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1994.134265/ %R 10.21136/AM.1994.134265 %G en %F 10_21136_AM_1994_134265