NGUYỄN, Hằng. The poetics of mournful language in “Ai tư vãn” by princess Ngọc Hân. Thang Long Journal of Science: Van hien and Heritage, [S. l.], v. 4, n. 1, 2025. Disponível em: https://science.thanglong.edu.vn/index.php/volb/article/view/251. Acesso em: 31 jul. 2025.