Danciu, Ioan. “The Numerical Treatment of Nonlinear Volterra Integral Equations of the Second Kind by the Exact Collocation Method”. Rev. Anal. Numér. Théor. Approx. 24, no. 1 (August 1, 1995): 59-73. Accessed November 29, 2021. https://ictp.acad.ro/jnaat/journal/article/view/1995-vol24-nos1-2-art7.