1. Korpusov, M.O. and Sveshnikov, A.G., Zh. Vychislit. Mat. Mat. Fiz., 2003, vol. 43, no.12, pp. 1835–1869.
2. Korpusov, M.O., Differents. Uravn., 2005, vol. 41, no.5, pp. 678–685.
3. Gajewskii, H., Groger, K., and Zacharias, K., Nichtlineare Operatorgleichungen und Operatordifferentialgleichungen, Berlin: Akademie-Verlag, 1974. Translated under the title Nelineinye operatornye uravneniya i operatornye differentsial’nye uravneniya, Moscow: Mir, 1978.
4. Robertson, A.P. and Robertson, W.J., Topological vector spaces, New York: Cambridge University, 1964. Translated under the title Topologicheskie vektornye prostranstva, Moscow: Mir, 1967.
5. Demidovich, V.P., Lektsii po matematicheskoi teorii ustoichivosti (Lectures on Mathematical Theory of Stability), Moscow, 1967.