Studying the influence of adding lexical-semantic knowledge to Principal Component Analysis technique for multilingual summarization. Linguamática, [S. l.], v. 7, n. 1, p. 53–63, 2015. Disponível em: https://www.linguamatica.com/index.php/linguamatica/article/view/V7N1-4. Acesso em: 14 mar. 2026.