@article{KYB_1982__18_5_a4,
     author = {Soukup, V\'aclav},
     title = {Additional signals in linear discrete-time control systems. {I.} {Additional} control signal},
     journal = {Kybernetika},
     pages = {415--439},
     publisher = {mathdoc},
     volume = {18},
     number = {5},
     year = {1982},
     mrnumber = {686522},
     zbl = {0507.93050},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1982__18_5_a4/}
}