GUITART, I.; CONESA, J.; BANERES, D.; MORÉ, J.; DURAN, J.; GAÑAN, D. Extraction of Relevant Terms and Learning Outcomes from Online Courses. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 11, n. 10, p. pp. 22–30, 2016. DOI: 10.3991/ijet.v11i10.5928. Disponível em: https://online-journals.org/index.php/i-jet/article/view/5928. Acesso em: 2 oct. 2023.