@article{02207886, title = {Subspace gaps and Weyl's theorem for an elementary operator.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2005}, year = {2005}, pages = {465-474}, doi = {10.1155/IJMMS.2005.465}, zbl = {1126.47033}, language = {en}, url = {http://dml.mathdoc.fr/item/02207886} }
Duggal, B.P. Subspace gaps and Weyl's theorem for an elementary operator.. International Journal of Mathematics and Mathematical Sciences, Tome 2005 (2005) pp. 465-474. doi : 10.1155/IJMMS.2005.465. http://gdmltest.u-ga.fr/item/02207886/