References
B. Sz.-Nagy and C. Foias, Harmonic analysis of operators on Hilbert space, Akadémiai Kiadó-Budapest, North-Holland Publishing Comp.-Amsterdam-London, 1970.
L. B. Page, Operators that commute with a unilateral shift on an invariant subspace, Pac. J. Math. 36 (1971), 787–794.
V. Pták and P. Vrbová, Lifting intertwining relations, Int. Eq. Operator Theory 11 (1988), 129–147.
V. Pták and P. Vrbová, Operators of Toeplitz and Hankel type, Acta Sci. Szeged (in print).
C. F. Schubert, On a conjecture of L. B. Page, Pac. J. Math. 42 (1972), 733–737.
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Pták, V., Vrbová, P. Extensions of intertwining relations. Integr equ oper theory 12, 227–240 (1989). https://doi.org/10.1007/BF01195115
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DOI: https://doi.org/10.1007/BF01195115