@article{DAN_1995_340_6_a7,
     author = {Ya. Z. Tsypkin},
     title = {Robust stability of relay control systems},
     journal = {Doklady Akademii Nauk},
     pages = {751--753},
     publisher = {mathdoc},
     volume = {340},
     number = {6},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1995_340_6_a7/}
}