@article{01688792, title = {On the spectrum of }, journal = {Journal of Applied Mathematics and Stochastic Analysis}, volume = {14}, year = {2001}, pages = {303-308}, doi = {10.1155/S1048953301000260}, zbl = {1005.47007}, language = {en}, url = {http://dml.mathdoc.fr/item/01688792} }
Al-Nayef, Anwar A. On the spectrum of . Journal of Applied Mathematics and Stochastic Analysis, Tome 14 (2001) pp. 303-308. doi : 10.1155/S1048953301000260. http://gdmltest.u-ga.fr/item/01688792/