PAHIRYA, M. M.; SVYDA, T. S. Problem of interpolation of functions by two-dimensional continued fractions. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 6, p. 842–851, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3500. Acesso em: 11 apr. 2025.