@article{KYB_1977_13_1_a0,
     author = {Zabczyk, Jerzy},
     title = {Stability properties of the discrete {Riccati} operator equation},
     journal = {Kybernetika},
     pages = {1--10},
     year = {1977},
     volume = {13},
     number = {1},
     mrnumber = {0453080},
     zbl = {0359.49016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1977_13_1_a0/}
}