@article{KYB_1993_29_5_a11,
     author = {Rocha, Paula},
     title = {MA representation of $l_2$ {2D} systems},
     journal = {Kybernetika},
     pages = {511--515},
     year = {1993},
     volume = {29},
     number = {5},
     mrnumber = {1264883},
     zbl = {0810.93014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1993_29_5_a11/}
}