@article{1102994515, author = {Sarason, D.}, title = {Invariant subspaces and unstarred operator algebras.}, journal = {Pacific J. Math.}, volume = {19}, number = {3}, year = {1966}, pages = { 511-517}, language = {en}, url = {http://dml.mathdoc.fr/item/1102994515} }
Sarason, D. Invariant subspaces and unstarred operator algebras.. Pacific J. Math., Tome 19 (1966) no. 3, pp. 511-517. http://gdmltest.u-ga.fr/item/1102994515/