GROMAK, Valeri I. On the solutions of the non-linear stationary equations related to the generalised hierarchy of the second Painlevé equation. Journal of the Belarusian State University. Mathematics and Informatics, [S. l.], n. 1, p. 40–50, 2025. Disponível em: https://journals.bsu.by/index.php/mathematics/article/view/6937. Acesso em: 18 jul. 2026.