DRYANOV, D.; FOURNIER, R. Equality cases for two polynomial inequalities. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 99, p. 169–181, 2009. Disponível em: https://ftl5.uni-sofia.bg/index.php/fmi/article/view/120. Acesso em: 4 dec. 2024.