LI, Liyang. Classification of Online Course Teaching Cases Based on an Improved Clustering Method. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 17, n. 24, p. pp. 87–100, 2022. DOI: 10.3991/ijet.v17i24.35945. Disponível em: https://online-journals.org/index.php/i-jet/article/view/35945. Acesso em: 4 may. 2024.