ALIJANI, A. The 2-fold pure extensions need not split. New Zealand Journal of Mathematics, [S. l.], v. 54, p. 13–15, 2023. DOI: 10.53733/277. Disponível em: https://nzjmath.org/index.php/NZJMATH/article/view/277. Acesso em: 16 jun. 2024.