@article{KYB_1985__21_6_a4,
     author = {Korbicz, J\'ozef},
     title = {State estimation in discrete-time distributed parameter systems under incomplete priori information about the system},
     journal = {Kybernetika},
     pages = {470--479},
     publisher = {mathdoc},
     volume = {21},
     number = {6},
     year = {1985},
     mrnumber = {831104},
     zbl = {0581.93056},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1985__21_6_a4/}
}