Fritzsche, Bernd; Kirstein, Bernd; Sakhnovich, Lev A. On extremal problems of interpolation theory with unique solution. (English) Zbl 1216.47022 Bini, Dario Andrea (ed.) et al., Numerical methods for structured matrices and applications. The Georg Heinig memorial volume. Basel: Birkhäuser (ISBN 978-3-7643-8995-6/hbk). Operator Theory: Advances and Applications 199, 333-346 (2010). Reviewer: Adhemar Bultheel (Leuven) MSC: 47A57 PDFBibTeX XMLCite \textit{B. Fritzsche} et al., Oper. Theory: Adv. Appl. 199, 333--346 (2010; Zbl 1216.47022)
Sakhnovich, L. A. The matrix nonlinear Schrödinger equation and the corresponding hierarchy of equations. (English. Russian original) Zbl 0987.35152 Russ. Math. 43, No. 1, 48-57 (1999); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1999, No. 1, 51-60 (1999). MSC: 35Q55 37K05 37K10 47N20 PDFBibTeX XMLCite \textit{L. A. Sakhnovich}, Russ. Math. 43, No. 1, 48--57 (1999; Zbl 0987.35152); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1999, No. 1, 51--60 (1999)
Sakhnovich, L. A. Nonlinear equations and inverse spectral problems on the axis. (English) Zbl 0843.34021 Gohberg, I. (ed.) et al., Operator theory and boundary eigenvalue problems. Proceedings of the international workshop held in Vienna, Austria, July 27-30, 1993. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 80, 244-255 (1995). Reviewer: T.Aktosun (Fargo) MSC: 34A55 PDFBibTeX XMLCite \textit{L. A. Sakhnovich}, in: Operator theory and boundary eigenvalue problems. Proceedings of the international workshop held in Vienna, Austria, July 27-30, 1993. Basel: Birkhäuser. 244--255 (1995; Zbl 0843.34021)