GÜRBÜZ, B.; SEZER, M. Modified operational matrix method for second-order nonlinear ordinary differential equations with quadratic and cubic terms. An International Journal of Optimization and Control: Theories & Applications (IJOCTA), [S. l.], v. 10, n. 2, p. 218–225, 2020. DOI: 10.11121/ijocta.01.2020.00827. Disponível em: http://ijocta.org/index.php/files/article/view/827. Acesso em: 22 jan. 2025.