LE, N. CHEBYSHEV PSEUDOSPECTRAL METHOD FOR DUFFING NONLINEAR DIFFERENTIAL EQUATIONS. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY, [S. l.], v. 9, n. 1, 2023. DOI: 10.51453/2354-1431/2022/839. Disponível em: https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/839. Acesso em: 29 apr. 2024.