RAY, P. K. Balancing polynomials and their derivatives. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 69, n. 4, p. 550–564, 2017. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1715. Acesso em: 27 apr. 2025.