ESMAEILI, B.; HAGHIGHATDOOST, G.; PASHAIE, F. On the r-Stablity Index of r-Maximal Closed Hypersurfaces in de Sitter Spaces: . Tamkang Journal of Mathematics, [S. l.], v. 53, n. 2, p. 163–173, 2022. DOI: 10.5556/j.tkjm.53.2022.3639. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/3639. Acesso em: 6 may. 2024.