ABDULLAYEV, F. G. On Some Properties of Orthogonal Polynomials over an Area in Domains of the Complex Plane. I. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 52, n. 12, p. 1587–1595, 2000. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4562. Acesso em: 5 dec. 2025.