A. Jerri, Introduction to Integral equations with application, 1st edition, Marcel Dekker USA, 1985.
 T. A. Burton, Integral equation with delay, Acta Math. Hung. 72 (3) (1998), pp. 233-242.
 H. Smith, On periodic solution of delay integral equations modeling epidemics, Jr. Math. Biology 4 (1997), pp. 69-80.
 D. E. Kamen, P. P. Khargonekar, A. Tannenbaum, Proper factorizations and feedback control of linear time-delay system, International Jr. of control 43 (2006), pp. 837-857.
 D. D. Bhatta, M. I. Bhatti, Numerical solution of KdV equation using modied Bernstein polynomials, Appl. Math. Comput. 174 (2006), pp. 1255-1268.
 M. I. Bhatti, P. Bracken, Solutions of dierential equations in a Bernstein polynomial basis, J. Comput. Appl. Math. 205 (2007), pp. 272-280.
 B. N. Mandal, S. Bhattacharya, Numerical solution of some classes of integral equations using Bernstein polynomials, Appl. Math. Comput. 190 (2007), pp. 1707-1716.
 A. J. Kadhim, Expansion Methods for Solving Linear Integral Equations with Multiple Time Lags Using B-Spline and Orthogonal Functions, Eng. Tech. Journal 29 (9) (2011), pp. 1651-1661.
 K. Engelborghs, T. Luzyanina, D. Roose, Colloction Methods for the computation of periodic solution of delay differential equation, SIAM Jr. Sci. Comput. 22 (5) (2000), pp. 1593-1609.
 M. Gelfand, S. Famines, Methods of Numerical approximation, Oxford university computing Laboratory, 2006.