Pogorui A. О.; RODRIGUEZ-DAGNINO, R. M. Multidimensional random motion with uniformly distributed changes of direction and Erlang steps. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 63, n. 4, p. 572–577, 2011. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2743. Acesso em: 5 dec. 2025.