1. Akhiezer, N.I.,Lektsii po teorii approksimatsii (Lectures on Approximation Theory), Moscow: Nauka, 1965
2. Efendiev, M.A. and Wendland, W.L., Nonlinear Riemann–Hilbert problem for multiply connected domains, J. Nonlinear Anal. Theory,
Methods Appl., 1996, vol. 27, pp. 37–58.
3. Ermakova, E.N., Demekhov, A.G., Yakhnina, T.A., Yakhnin, A.G., Kotik, D.S., and Raita, T.,Dynamics of the spectra of multiband Pc1 pulsations in the presence of multiple regions of ion–cyclotron instability in the magnetosphere, Radiophys. Quantum Electron., 2019, vol. 62, no. 1, pp. 1–25.
4. Glansdorf, P. and Prigogine, I.,Thermodynamic Theory of Structure, Stability and Fluctuations, London: Wiley, 1971.
5. Ivlev, D.S., Khimicheskii sostav i struktura atmosfernykh aerozolei(Chemical Composition and Structure of Atmospheric Aerosols), Leningrad: Leningr. Gos. Univ., 1982.