MENGYING YAO, Z. L. Research on Recommendation of Online Materials Course Resources Based on Text Similarity. CONVERTER, [S. l.], p. 100 - 112, 2021. DOI: 10.17762/converter.161. Disponível em: http://www.converter-magazine.info/index.php/converter/article/view/161. Acesso em: 7 aug. 2026.