BADYORYNA, L. Definition of relevance of text expressions in information systems. Problems of Informatization and Control, [S. l.], v. 2, n. 24, p. 14–17, 2008. DOI: 10.18372/2073-4751.2.6756. Disponível em: http://jrnl.kai.edu.ua/index.php/PIU/article/view/6756. Acesso em: 14 jun. 2026.