YUAN, W.; CHEN, D.; WANG, P. A strengthened Schwarz-pick inequality for derivatives of the hyperbolic metric. Tamkang Journal of Mathematics, [S. l.], v. 37, n. 2, p. 131–134, 2006. DOI: 10.5556/j.tkjm.37.2006.157. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/157. Acesso em: 29 apr. 2024.