A. HAKEEM. NON-POLYNOMIAL CUBIC SPLINE APPROACH FOR NUMERICAL APPROXIMATION OF SECOND ORDER LINEAR KLEIN-GORDON EQUATION. Pakistan Journal of Science, [S. l.], v. 67, n. 4, 2023. DOI: 10.57041/pjs.v67i4.603. Disponível em: https://pjosr.com/index.php/pjs/article/view/603. Acesso em: 7 may. 2024.