BERMAN, R.; NISHIURA, T.; PIRANIAN, G. Uncountable-order sets for radial-limit functions. Annales Fennici Mathematici, [S. l.], v. 14, n. 2, p. 291–313, 1989. DOI: 10.5186/aasfm.1989.1402. Disponível em: https://afm.journal.fi/article/view/134665. Acesso em: 25 nov. 2024.