@article{DE_1978_14_10_a17,
     author = {A. A. Aizikovich},
     title = {The {P\'olya--Mammana} factorization of a linear matrix difference {operator.~II}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1881--1887},
     publisher = {mathdoc},
     volume = {14},
     number = {10},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_10_a17/}
}