On Sharpening of a Theorem of Ankeny and Rivlin. Analysis in Theory and Applications, [S. l.], v. 36, n. 2, p. 225–234, 2020. DOI: 10.4208/ata.OA-2018-0001. Disponível em: https://www.global-sci.com/index.php/ata/article/view/8194. Acesso em: 5 dec. 2025.