GONCHAROV, S. V.; MOTORNYI, V. P.; NITIEMA, P. K. On the mean convergence of Fourier–Jacobi series. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 62, n. 6, p. 814–828, 2010. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2912. Acesso em: 5 dec. 2025.