SHAHID AHMED; YADAV, B.; VATS, P.; SHARMA, R. Bell Wavelet operational matrix method for ­convection diffusion equation. Results in Nonlinear Analysis, [S. l.], v. 8, n. 2, p. 8–27, 2025. Disponível em: https://nonlinear-analysis.com/index.php/pub/article/view/544. Acesso em: 7 jun. 2025.