CHEN, B.-Y. SUBMANIFOLDS OF EUCLIDEAN SPACES SATISFYING $\Delta H =AH$. Tamkang Journal of Mathematics, [S. l.], v. 25, n. 1, p. 71–81, 1995. DOI: 10.5556/j.tkjm.25.1994.4427. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4427. Acesso em: 28 apr. 2024.