On analytic solutions of the Cauchy problem for partial differential-partial equations with nonlinear deviations of arguments. Neliniini Kolyvannya, [S. l.], v. 2, n. 3, p. 364–373, 1999. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/71. Acesso em: 22 jan. 2026.