1. 1. R. E. Blahut, Fast Algorithms for Signal Processing, Cambridge University Press (2010), https://doi.org/10.1017/CBO9780511760921
2. 2. M. M. Vainberg, V. A. Trenogin, Theory of Branching of Solutions of Nonlinear Equations [in Russian], Nauka, Moscow (1969).
3. 3. P. P. Zabreiko, A. I. Koshelev, M. A. Krasnosel'skii, S. G. Mikhlin, L. S. Rakovshchik, V. Ya. Stetsenko, Integral Equations [in Russian], Nauka, Moscow (1968).
4. 4. M. A. Krasnosel'skii, G. M. Vainikko, P. P. Zabreiko, Ya. B. Rutitskii, V. Ya. Stetsenko, Approximate Solution of Operator Equations [in Russian], Nauka, Moscow (1969).
5. 5. R. G. Lyons, Understanding Digital Signal Processing, Prentice Hall (2004).