@article{VUU_2020_30_2_a10,
     author = {V. E. Khartovskii},
     title = {On a linear autonomous descriptor equation with discrete time. {I.~Application} to the $0$-controllability problem},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {290--311},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2020_30_2_a10/}
}