1. E. Ya. Rapoport, Structural Modeling of Plants and Control Systems with Distributed Parameters (Vyssh. Shk., Moscow, 2009) [in Russian].
2. A. B. Kurzhanskii, Control and Monitoring in Uncertainty (Nauka, Moscow, 1977) [in Russian].
3. L. Collatz and W. Krabs, Approximations theorie. Tschebyscheffsche Approximation mit Anwendungen (Teubner, Stuttgard, 1973).
4. E. Ya. Rapoport, Optimal Control of Distributed-Parameter Systems (Vyssh. Shk., Moscow, 2009) [in Russian].
5. E. Ya. Rapoport, “Robust Parametric Optimization of Dynamic Systems in Reduced Uncertainty,” Avtomatika i Telemekhanika, No. 3, 86–96 (1995).