Literature cited
P. E. Sobolevskii, “On approximate methods for solving differential equations in Banach space,” Dokl. Akad. Nauk SSSR,115, No. 2 (1957).
T. A. Zamanov, “On differential equations with a delayed argument in Banach space,” proceedings of a Seminar on Theory of Differential Equations with a Deviating Argument [in Russian], Vol. 4, Izd. Un-ta Druzhby Narodov, Moscow (1967).
P. E. Sobolevskii, “On parabolic equations in Banach space,” Trudy Mosk. Matem. O-va,10 (1961).
T. A. Zamanov, “Application of Galerkin's method to an evolutionary equation with delayed argument,” Proceedings of Seminar on Theory of Differential Equations with a Deviating Argument [in Russian], Vol. 7, Izd. Un-ta Druzhby Narodov, Moscow (1969).
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 25, No. 6, pp. 796–797, November–December, 1973.
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Zaplitnaya, A.T. On an operator equation in Hilbert space. Ukr Math J 25, 660–661 (1973). https://doi.org/10.1007/BF01090799
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DOI: https://doi.org/10.1007/BF01090799