@article{TDM_2000_3_a11,
     author = {M. I. Rozhkov},
     title = {On the summation of {Markov} chains on a finite group},
     journal = {Trudy po diskretnoj matematike},
     pages = {195--214},
     year = {2000},
     volume = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TDM_2000_3_a11/}
}