GROMAK, V.; FILIPUK, G. The Bäcklund transformations of the fifth Painlevé equation and their applications. Mathematical Modelling and Analysis, [S. l.], v. 6, n. 2, p. 221–230, 2001. DOI: 10.3846/13926292.2001.9637161. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/9901. Acesso em: 17 may. 2025.