MALALLAH, A. P. D. S. .; HUSSEIN ALI, Z. . Multi-Document Summarization using Fuzzy Logic and Firefly Algorithm. Mustansiriyah Journal for Sciences and Education, [S. l.], v. 18, n. 3, p. 139-152, 2020. Disponível em: https://edumag.uomustansiriyah.edu.iq/index.php/mjse/article/view/282. Acesso em: 25 jun. 2021.