BUI, T. A.; HO, D.-C. T.; NGUYEN, C. H.; PHAN, H. N.; NGUYEN, L. Y. Text mining in the trend of education 4.0: A study on clustering mathematical terms of algebra textbooks in Vietnamese high schools. Vietnam Journal of Education, [S. l.], v. 4, n. 4, p. 59–68, 2020. DOI: 10.52296/vje.2020.81. Disponível em: https://vje.vn/index.php/journal/article/view/81. Acesso em: 29 mar. 2024.