1. Analyse Harmonique des Operateurs de L'espace de Hilbert;Nagy,1967
2. Analyse Harmonique des Operateurs de L'espace de Hilbert;Nagy,1970
3. Characteristic Functions and Models of Nonself-Adjoint Operators;Kuzhel,1996
4. Scattering Theory;Lax,1967
5. Infinite J-matrices and the matrix moment problem (in Russian);Krein;Dokl. Akad. Nauk SSSR,1949