@article{1256052829, author = {Grabiner, Sandy}, title = {Ranges of quasi-nilpotent operators}, journal = {Illinois J. Math.}, volume = {15}, number = {4}, year = {1971}, pages = { 150-152}, language = {en}, url = {http://dml.mathdoc.fr/item/1256052829} }
Grabiner, Sandy. Ranges of quasi-nilpotent operators. Illinois J. Math., Tome 15 (1971) no. 4, pp. 150-152. http://gdmltest.u-ga.fr/item/1256052829/