VARBANETS, S. P. Generalized Twisted Kloosterman Sum Over ℤ[i]. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 66, n. 5, p. 609–618, 2014. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2163. Acesso em: 17 apr. 2025.