Expression of Concern: Comparative Analysis of FTCS, Richardson, and Dufort-Frankel Numerical Methods for Temperature Distribution in a One-Dimensional Rod. Babylonian Journal of Mechanical Engineering, [S. l.], v. 2026, p. 5–5, 2026. DOI: 10.58496/BJME/2026/005. Disponível em: https://journals.mesopotamian.press/index.php/BJME/article/view/1067. Acesso em: 7 mar. 2026.