Посилання:Weak convergence of first-rare-event times for semi-Markov processes / M. Drozdenko // Theory of Stochastic Processes. — 2007. — Т. 13 (29), № 4. — С. 29–63. — Бібліогр.: 19 назв.— англ.
Necessary and sufficient conditions for weak convergence of first-rareevent times for semi-Markov processes with finite set of states in series of schemes are obtained.