1. Limit theorems for recurrent processes of semi-Markov type;Anisimov;Theor. Prob. and Math. Stat.,1990
2. Averaging principle for switching processes;Anisimov;Theor. Probab. and Math. Stat.,1992
3. Limit theorems for processes with semi-Markov switching and their applications;Anisimov;Random Oper. and Stoch. Eqv.,1994
4. Switching processes: averaging principle, diffusion approximation and applications;Anisimov;Acta Applicandae Mathematicae,1995