RADCHENKO, D. V. Local Maxima of the Potential Energy on Spheres. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 10, p. 1427–1429, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2520. Acesso em: 14 apr. 2025.