IlienkoM. and PolishchukA. (2023) “Convergence of Baum–Katz series for sums whose terms are elements of linear $m$ th order autoregressive sequence”, Ukrains’kyi Matematychnyi Zhurnal, 75(9), pp. 1237 - 1247. doi: 10.3842/umzh.v75i9.7340.