@article{SJIM_2000_3_1_a4,
     author = {H. Ya. Bulgakov and G. V. Demidenko},
     title = {A~new criterion for a~matrix spectrum to belong to the closed unit disk and applications to stability theory},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {47--56},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2000_3_1_a4/}
}