A Sufficient Condition for Rigidity in Extremality of Teichmüller Equivalence Classes by Schwarzian Derivative. Analysis in Theory and Applications, [S. l.], v. 30, n. 1, p. 130–135, 2014. DOI: 10.4208/ata.2014.v30.n1.9. Disponível em: https://www.global-sci.com/index.php/ata/article/view/8011. Acesso em: 6 dec. 2025.