N.U. KHAN; M. KAMARUJJAMA; T. KASHMIN. Generating Function Associated with the Product of Gegenbauer Polynomials. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 1 - C, p. 557–561, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1103. Acesso em: 3 jul. 2024.