Vagueness in the Scientific Journals Abstracts. College of Basic Education Research Journal, [S. l.], v. 17, n. 2, p. 1789–1814, 2021. DOI: 10.33899/berj.2021.168578. Disponível em: https://berj.uomosul.edu.iq/index.php/berj/article/view/38914. Acesso em: 11 jul. 2026.