ADEYEMI S., O.; OGUNLARAN, O. M.; ADEBISI A., I. Numerical Solution of Volterra Integral Equation and its Error Estimates Via Spectral Method. American Academic Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 30, n. 1, p. 47–56, 2017. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/2507. Acesso em: 25 sep. 2022.