@article{GDZPPN002416042, title = {Approximation the Shift with Toeplitz Operators.}, journal = {Mathematische Zeitschrift}, volume = {142}, year = {1975}, pages = {203-208}, zbl = {0291.47014}, url = {http://dml.mathdoc.fr/item/GDZPPN002416042} }
Bouldin, Richard. Approximation the Shift with Toeplitz Operators.. Mathematische Zeitschrift, Tome 142 (1975) pp. 203-208. http://gdmltest.u-ga.fr/item/GDZPPN002416042/