SIDDIQI, M. D. Characteristics of lightlike hypersurfaces of trans-para Sasakian manifolds. International Journal of Maps in Mathematics, [S. l.], v. 3, n. 2, p. 109–128, 2020. Disponível em: http://journalmim.com/index.php/journalMIM/article/view/67. Acesso em: 14 apr. 2024.