HOLUB, A. P.; CHERNETSKA, L. O. Two-Dimensional Generalized Moment Representations and Rational Approximations of Functions of Two Variables. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 8, p. 1035–1058, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2489. Acesso em: 5 dec. 2025.