@article{DE_2000_36_7_a10,
     author = {I. V. Gaishun},
     title = {The canonical form of reducible discrete systems with degenerate coefficient matrices},
     journal = {Differencialʹnye uravneni\^a},
     pages = {939--945},
     publisher = {mathdoc},
     volume = {36},
     number = {7},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2000_36_7_a10/}
}