HAIDER, S. M. K.; KHAN , . V. A.; HUSAIN, S. I. TOTALLY UMBILICAL SEMI-INVARIANT SUBMANIFOLDS AND CR-SUBMANIFOLDS OF A SASAKIAN MANIFOLD. Tamkang Journal of Mathematics, [S. l.], v. 24, n. 2, p. 161–172, 1993. DOI: 10.5556/j.tkjm.24.1993.4486. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4486. Acesso em: 22 dec. 2024.