A Comparative Study of Integration-Based and Trigonometric Collocation based Spectral Methods for High-Order Differential Equations. Dandao Xuebao/Journal of Ballistics, [S. l.], v. 38, n. 1, p. 36–54, 2026. DOI: 10.52783/dxjb.v38.234. Disponível em: https://ballisticsjournal.com/index.php/journal/article/view/234.. Acesso em: 11 mar. 2026.