@article{TVP_2009_54_3_a11,
     author = {E. L. Presman and I. M. Sonin},
     title = {Optimal stopping for random variables given on the {Markov} chain},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {599--608},
     publisher = {mathdoc},
     volume = {54},
     number = {3},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_2009_54_3_a11/}
}