SAVKIN, V. I. A criterion for Banach manifolds to be finite-dimensional. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 12, p. 1712–1713, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5567. Acesso em: 27 apr. 2025.