1. M. L. Krasnov, Integral Equations (Nauka, Moscow, 1975) [in Russian].
2. A. F. Verlan’ and B. C. Sizikov, Integral Equations: Methods, Algorithms, and Codes (Naukova Dumka, Kiev, 1986) [in Russian].
3. P. Linz, Analytical and Numerical Methods for Volterra Equations (SIAM, iPhiladelphia, 1985).
4. H. Brunner and P. J. van der Houwen, The Numerical Solution of Volterra Equations (North-Holland, Amsterdam, 1986).
5. H. Brunner, Collocation Methods for Volterra Integral and Related Functional Differential Equations (Cambridge Univ. Press, New York, 2004).