DHALIWAL, R.S.; ROKNE, J.; SINGH, B. M. On closed-form solutions of triple series equations involving Laguerre polynomials. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 62, n. 2, p. 231 – 237, 2010. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2859. Acesso em: 27 apr. 2025.