SKRYPNIK, W. I. On the holomorphic solutions of Hamiltonian equations of motion of point charges. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 63, n. 2, p. 270–280, 2011. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2715. Acesso em: 6 dec. 2025.