Some Results on the Polar Derivative of a Polynomial. Analysis in Theory and Applications, [S. l.], v. 30, n. 3, p. 306–317, 2014. DOI: 10.4208/ata.2014.v30.n3.7. Disponível em: https://global-sci.com/index.php/ata/article/view/8028. Acesso em: 6 dec. 2025.