@article{DAN_1994_334_3_a9,
     author = {Ya. Z. Tsypkin and K. Furuta},
     title = {Robust stability of linear systems in the presence of a small},
     journal = {Doklady Akademii Nauk},
     pages = {288--290},
     publisher = {mathdoc},
     volume = {334},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_334_3_a9/}
}