LÊ NGUYÊN CẨN, C. The poem “Ong Do" of Vu Dinh Lien - viewed from the perspective of semiotic literature . SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY, [S. l.], v. 4, n. 7, p. 29–32, 2021. DOI: 10.51453/2354-1431/2018/119. Disponível em: https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/119. Acesso em: 30 apr. 2024.