BERG, C.; DURAN, A. J. Orthogonal Polynomials, $L^2$-Spaces and Entire Functions. MATHEMATICA SCANDINAVICA, [S. l.], v. 79, p. 209–223, 1996. DOI: 10.7146/math.scand.a-12602. Disponível em: https://www.mscand.dk/article/view/12602. Acesso em: 29 apr. 2024.