On the existence of periodic solutions for a class of Rayleigh type P-Laplacian equation with deviating arguments. Neliniini Kolyvannya, [S. l.], v. 15, n. 3, p. 331–336, 2012. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/654. Acesso em: 8 dec. 2025.