1. Bernstein, S.N.: Sur la généralisation du problème de Dirichlet. Math. Ann. 62, 253–271 (1906)
2. Chuong, N.M., Mamedov, Ya.D., Ninh, K.V.: Approximate solutions of operator equations. Science and Technics Publishing House, Ha Noi (1992)
3. Emamzadeh, M.J., Kajani, M.T.: Nonlinear Fredholm integral equation of the second kind with Quadrature methods. J. Math. Ext. 4, 51–58 (2010)
4. Eshkuvatov, Z.K., Hameed, H.H., Nik Long, N.M.A.: One dimensional nonlinear integral operator with Newton–Kantorovich method. J. King Saud. Univ. 28, 172–177 (2016)
5. Ezzati, R., Najafalizadeh, S.: Numerical solution of nonlinear Volterra–Fredholm integral equation by using Chebyshev polynomials. Math. Sci. 5(1), 1–12 (2011)