HÙNG, V. V. A difference method for approximately solving the boundary heat propagation problem with variable coefficients. Journal of Computer Science and Cybernetics, [S. l.], v. 16, n. 3, p. 32–38, 2013. DOI: 10.15625/1813-9663/16/3/2905. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/2905. Acesso em: 5 may. 2024.