YEZHOV, I. I.; KADANKOV, V. F. Limit functionals for a semicontinuous difference of renewal processes with discrete time. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 45, n. 12, p. 1710–1712, 1993. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5981. Acesso em: 5 dec. 2025.