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@article{CMUC_1990__31_2_a23, author = {Medkov\'a, Dagmar}, title = {On the convergence of {Neumann} series for noncompact operators}, journal = {Commentationes Mathematicae Universitatis Carolinae}, publisher = {mathdoc}, volume = {31}, number = {2}, year = {1990}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1990__31_2_a23/} }
Medková, Dagmar. On the convergence of Neumann series for noncompact operators. Commentationes Mathematicae Universitatis Carolinae, Tome 31 (1990) no. 2. http://geodesic.mathdoc.fr/item/CMUC_1990__31_2_a23/