@article{PDM_2013_1_a0,
     author = {I. B. Bilyak},
     title = {Estimates for the number of element appearances in segments of linear recurrent sequences},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {5--13},
     publisher = {mathdoc},
     number = {1},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2013_1_a0/}
}