, S. M. R. Numerical Solution of Fourth Order Boundary Value Problems by Petrov-Galerkin Method with Quartic B-splines as basis functions and Sextic B-Splines as weight functions. International Journal of Engineering and Computer Science, india, v. 5, n. 9, 2016. Disponível em: http://ijecs.in/index.php/ijecs/article/view/2515. Acesso em: 6 may. 2024.