XU, Shuoyan. Recommendation of Online Learning Resources for Personalized Fragmented Learning Based on Mobile Devices. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 17, n. 03, p. pp. 34–49, 2022. DOI: 10.3991/ijet.v17i03.29427. Disponível em: https://online-journals.org/index.php/i-jet/article/view/29427. Acesso em: 2 may. 2024.