MARTINS, Yu. X.; BIEZUNER, R. J. Geometric Regularity Results on $B_{\alpha,\beta}^{k}$-Manifolds, I: Affine Connections. Methods of Functional Analysis and Topology, [S. l.], v. 27, n. 3, p. 237–257, 2021. DOI: https://doi.org/10.31392/MFAT-npu26_3.2021.05. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/800. Acesso em: 15 dec. 2025.