ISLAM, M. Zahurul; ALAM, M. Shamsul; HOSSAIN, M. Bellal. A unified Krylov-Bogoliubov-Mitropolskii method for solving hyperbolic-type nonlinear partial differential systems. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 30, n. 1, p. 11–19, 2008. DOI: 10.15625/0866-7136/30/1/5607. Disponível em: https://vjmech.vast.vn/vjmech/article/view/5607. Acesso em: 9 nov. 2025.