KHALILOV, E. G. Substantiation of the collocation method for one class of systems of integral equations. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 69, n. 6, p. 823–835, 2017. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1737. Acesso em: 14 apr. 2025.