KRÓL, M.; KUTNIV, M. V. Realization of exact three-point difference schemes for nonlinear boundary-value problems on the semiaxis. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 12, p. 1641–1656, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1950. Acesso em: 5 dec. 2025.