DE, U. C.; GHOSH, S. D-homothetic deformation of normal almost contact metric manifolds. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 64, n. 10, p. 1330–1329, 2012. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2662. Acesso em: 5 dec. 2025.