@article{TRSPY_2004_247_a12,
     author = {S. P. Novikov},
     title = {Discrete {Connections} and {Difference} {Linear} {Equations}},
     journal = {Informatics and Automation},
     pages = {186--201},
     publisher = {mathdoc},
     volume = {247},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2004_247_a12/}
}