@article{1102723831, author = {van Casteren, Jan A.}, title = {Operators similar to unitary or selfadjoint ones.}, journal = {Pacific J. Math.}, volume = {109}, number = {2}, year = {1983}, pages = { 241-255}, language = {en}, url = {http://dml.mathdoc.fr/item/1102723831} }
van Casteren, Jan A. Operators similar to unitary or selfadjoint ones.. Pacific J. Math., Tome 109 (1983) no. 2, pp. 241-255. http://gdmltest.u-ga.fr/item/1102723831/