@article{PA_2013_2_2_a3,
     author = {N. N. Nikitina and I. A. Chernov},
     title = {Solvability of the difference equations for the dynamics of cumulative sums},
     journal = {Problemy analiza},
     pages = {68--81},
     publisher = {mathdoc},
     volume = {2},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PA_2013_2_2_a3/}
}