ANH, Nguyen Nam; HIEN, Ha Ngoc; TRUNG, Mai Dinh. Numerical solution for the problem on spread of pollution in underground water in Hanoi. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 17, n. 4, p. 1–5, 1995. DOI: 10.15625/0866-7136/10139. Disponível em: https://vjmech.vast.vn/vjmech/article/view/10139. Acesso em: 8 nov. 2025.