@article{DAN_1970_192_5_a1,
     author = {B. M. Gurevich},
     title = {Shift entropy and {Markov} measures in the space of paths of a countable graph},
     journal = {Doklady Akademii Nauk},
     pages = {963--965},
     publisher = {mathdoc},
     volume = {192},
     number = {5},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_192_5_a1/}
}