JORDAN, M. P. Openings in Informal Scientific Prose. Discourse and Writing/Rédactologie, [S. l.], v. 9, n. 2, p. 19-Jan, 1991. DOI: 10.31468/cjsdwr.308. Disponível em: https://journals.sfu.ca/dwr/index.php/dwr/article/view/308. Acesso em: 5 may. 2024.