@article{IVM_2004_1_a7,
     author = {A. I. Malikov},
     title = {Ellipsoidal estimation of the state of discrete control systems by means of matrix comparison systems},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {53--69},
     publisher = {mathdoc},
     number = {1},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2004_1_a7/}
}