%0 Journal Article %A Medková, Dagmar %T On the convergence of Neumann series for noncompact operators %J Czechoslovak Mathematical Journal %D 1991 %P 312-316 %V 41 %N 2 %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102465/ %R 10.21136/CMJ.1991.102465 %G en %F 10_21136_CMJ_1991_102465