PECARIC, J. . On Hua’s inequality in real inner product spaces. Tamkang Journal of Mathematics, [S. l.], v. 33, n. 3, p. 265–268, 2002. DOI: 10.5556/j.tkjm.33.2002.265-268. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/330. Acesso em: 3 jul. 2024.