On wandering subspaces for unitary operators

1. G. W. Mackey, Imprimitivity for representations of a locally compact group. I, Proc. Nat. Acad. Sei. U.S.A. 35 (1949), 537-545. 2. -, Unitary representations of group extensions. I, Acta Math. 99 (1958), 265-311. 3. R. J. Blattner, On induced representations. II. Infinitesimal induction, Amer. J. Math. 83 (1961), 499-512. 4. V. Bargmann, Irreducible unitary representations of the Lorenz group, Ann. of Math. (2) 48 (1947), 568-640.

[1]  G W Mackey,et al.  Imprimitivity for Representations of Locally Compact Groups I. , 1949, Proceedings of the National Academy of Sciences of the United States of America.

[2]  P. Halmos Shifts on Hilbert spaces. , 1961 .