MUROVTSEV, A. N. Global analyticity of solutions of nonlinear functional differential equations representable by Dirichlet series. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 9, p. 1276–1284, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3529. Acesso em: 6 dec. 2025.