LUCHKA, A. Y.; MAMATOV, T. D. Solution of volterra integral equations of the second kind with small nonlinearities by a spline-iteration method. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 46, n. 4, p. 433–437, 1994. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5742. Acesso em: 15 dec. 2025.