KARAMI, Majid. Using PG Elements for Solving Fredholm Integro-Differential Equations. International Journal of Mathematical Modelling & Computations, [S. l.], v. 4, n. 4, p. 331–339, 2014. Disponível em: https://oiccpress.com/ijm2c/article/view/11229. Acesso em: 7 jun. 2026.