., S. M. R. Numerical Solution of Fourth Order Boundary Value Problems by Petrov-Galerkin Method with Quintic B-splines as basis functions and Septic B-Splines as weight functions. International Journal of Engineering and Computer Science, india, v. 5, n. 8, 2018. Disponível em: http://ijecs.in/index.php/ijecs/article/view/2352. Acesso em: 28 mar. 2024.