CHUDZIAN, Paweł. Text classification using word sequences. Studia Informatica. System and information technology, [S. l.], v. 10, n. 1, p. 75–85, 2008. Disponível em: https://czasopisma.uph.edu.pl/studiainformatica/article/view/2833. Acesso em: 3 jul. 2024.