1. M. M. Cavalcanti, V. N. D. Cavalcanti, and
J. Ferreira, ‘‘Existence and uniform decay for a nonlinear
viscoelastic equation with strong damping,’’ Math. Methods Appl.
Sci. 24, 1043–1053 (2001).
2. Ya. V. Bykov, On Some Problems in the Theory
of Integro-Differential Equations (Kirg. Gos. Univ., Frunze,
1957) [in Russian].
3. D. S. Dzhumabaev and S. T. Mynbayeva, ‘‘New
general solution to a nonlinear Fredholm integro-differential
equation,’’ Euras. Math. J. 10 (4), 24–33 (2019).
4. M. M. Vainberg, ‘‘Integro-differential
equations,’’ Itogi Nauki Tekh., Ser. Mat. Anal., Teor. Veroyatn.
Regulir., p. 5–37 (1964).
5. N. A. Sidorov, ‘‘Solution of the Cauchy problem
for a class of integro-differential equations with analytic
nonlinearities,’’ Differ. Uravn. 4, 1309–1316 (1968).