CONRAD, P. Archimedean Extensions of Lattice-Ordered Groups. The Journal of the Indian Mathematical Society, [S. l.], v. 30, n. 3, p. 131–160, 1966. DOI: 10.18311/jims/1966/16809. Disponível em: https://informaticsjournals.com/index.php/jims/article/view/16809. Acesso em: 1 may. 2024.