Gorbachuk, V. I.; Gorbachuk, M. L. Spaces of smooth and generalized vectors of a bounded operator and their applications. (Ukrainian) Zbl 1096.47500 Ukrainian mathematical congress–2001, Kiev, Ukraine, August 21–23, 2001. Proceedings. Section 11. Functional analysis. Kyïv: Instytut Matematyky NAN Ukraïny (ISBN 966-02-2779-5). 36-58 (2002). MSC: 47A05 41A65 34L30 34G10 47D03 41A27 47-02 01A74 PDFBibTeX XMLCite \textit{V. I. Gorbachuk} and \textit{M. L. Gorbachuk}, in: Ukraïns'kyj matematychnyj kongres -- 2001. Pratsi. Sektsiya 11. Funktsional'nyj analiz. Kyïv: Instytut Matematyky NAN Ukraïny. 36--58 (2002; Zbl 1096.47500)
Wielandt, Helmut Mathematische Werke. Mathematical works. Vol. 2: Linear algebra and analysis. Ed. by Bertram Huppert and Hans Schneider. (English, German) Zbl 0872.15004 Berlin: Walter de Gruyter. xx, 632 p. (1996). Reviewer: W.Knapp (Tübingen) MSC: 15-03 01A60 01A70 01A75 15A18 15A42 65F15 15A60 45D05 65R20 34L15 65L15 20B07 PDFBibTeX XMLCite \textit{H. Wielandt}, Mathematische Werke. Mathematical works. Vol. 2: Linear algebra and analysis. Ed. by Bertram Huppert and Hans Schneider. Berlin: Walter de Gruyter (1996; Zbl 0872.15004)