SHELAH, Saharon. Compactness in Singular Cardinals Revisited. Sarajevo Journal of Mathematics, [S. l.], v. 15, n. 2, p. 201–208, 2020. DOI: 10.5644/SJM.15.02.05. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/57. Acesso em: 18 jan. 2025.