DANILENKO, I. G. On the Sendov problem on the Whitney interpolation constant. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 50, n. 5, p. 732–734, 1998. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4911. Acesso em: 5 dec. 2025.