HOA, Pham Thi. The terrain effect in vertical deflection in the northwest and highlands mountainous areas. <b>Vietnam Journal of Earth Sciences</b>, <i>[S. l.]</i>, v. 34, n. 1, p. 92–96, 2012. DOI: 10.15625/0866-7187/34/1/1058. Disponível em: http://vjes.vast.vn/jse/article/view/1058. Acesso em: 8 nov. 2025.