NASIROVA, T. I.; OMAROVA, K. K. Distribution of the lower boundary functional of the step process of semi-Markov random walk with delaying screen at zero. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 59, n. 7, p. 912–919, 2007. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3356. Acesso em: 5 dec. 2025.