MATSAK , I. K. Summation of independent random values of the Ries method. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 44, n. 5, p. 641–647, 1992. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/7960. Acesso em: 6 dec. 2025.