HUNH, Thi Mong Thuong; HUYNH, Kim Tuong Vi; NGUYEN , Kim Xuyen. Developing the ability to use polysemous words through an exercise system for 5th grade students in Cao Lanh city, Dong Thap province. Dong Thap University Journal of Science, [S. l.], v. 14, n. 6, p. 66–77, 2025. DOI: 10.52714/dthu.14.6.2025.1522. Disponível em: https://dthujs.vn/index.php/dthujs/article/view/1993. Acesso em: 19 aug. 2026.