KEERTHANAA, D; ROSY, C. Premila. Bilevel Feature Extraction-Based Text Mining for Fault Diagnosis of Railway Systems. International Journal of Computer Sciences and Engineering, [S. l.], v. 7, n. 4, p. 137–139, 2025. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/4560. Acesso em: 2 feb. 2026.