Second Order Parallel Tensors on LP-Sasakian Manifolds. Journal of International Academy of Physical Sciences, [S. l.], v. 13, n. 4, p. 383–388, 2009. Disponível em: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/219. Acesso em: 23 oct. 2026.