ABDULLAYEV, G. A. On Some Properties of Orthogonal Polynomials over an Area in Domains of the Complex Plane. III. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 53, n. 12, p. 1588–1599, 2001. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4380. Acesso em: 5 dec. 2025.