@article{PDMA_2017_10_a2,
     author = {K. L. Geut and S. S. Titov},
     title = {On reducing the order of linear recurrence equations with constant coefficients},
     journal = {Prikladnaya Diskretnaya Matematika. Supplement},
     pages = {12--13},
     publisher = {mathdoc},
     number = {10},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDMA_2017_10_a2/}
}