On parametrization of boundary-value problems with two-point nonlinear boundary-value conditions. Neliniini Kolyvannya, [S. l.], v. 14, n. 3, p. 359–391, 2011. Disponível em: https://nosc.imath.kiev.ua/index.php/nosc/article/view/614. Acesso em: 12 apr. 2026.