SANKAFAN, N. Classification of Totally Ordered Abelian Groups. The Journal of the Indian Mathematical Society, [S. l.], v. 29, n. 1-2, p. 9–29, 1965. DOI: 10.18311/jims/1965/16819. Disponível em: https://informaticsjournals.com/index.php/jims/article/view/16819. Acesso em: 6 may. 2024.