@article{TVP_1965_10_3_a17,
     author = {S. A. Ivankov},
     title = {On the number of repetitions in {Markov} chains},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {557--560},
     publisher = {mathdoc},
     volume = {10},
     number = {3},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1965_10_3_a17/}
}