ESPÍNOLA, R.; MADIEDO, Óscar; NICOLAE, A. Borsuk–Dugundji type extension theorems with Busemann convex target spaces. Annales Fennici Mathematici, [S. l.], v. 43, n. 1, p. 225–238, 2018. DOI: 10.5186/aasfm.2018.4313. Disponível em: https://afm.journal.fi/article/view/135720. Acesso em: 22 nov. 2024.