CONRAD, P. Methods of Ordering a Vector Space. The Journal of the Indian Mathematical Society, [S. l.], v. 22, n. 1, p. 1–25, 1958. DOI: 10.18311/jims/1958/16959. Disponível em: http://www.informaticsjournals.com/index.php/jims/article/view/16959. Acesso em: 14 may. 2024.