DUNG, H. Đình; BỘ, T. X. Defference schemes for weak solutions of mixed problem for a class of hyperbolic differential equations I. Journal of Computer Science and Cybernetics, [S. l.], v. 19, n. 3, p. 217–226, 2012. DOI: 10.15625/1813-9663/19/3/1528. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1528. Acesso em: 17 may. 2024.