UĞUZ, S. Special Warped-Like Product Manifolds with (Weak) $G_2$ Holonomy. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 8, p. 1126–1140, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2495. Acesso em: 14 apr. 2025.