@article{DAN_1994_338_6_a6,
     author = {S. V. Shil'man},
     title = {Adaptive {Kalman} filters},
     journal = {Doklady Akademii Nauk},
     pages = {742--744},
     publisher = {mathdoc},
     volume = {338},
     number = {6},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_338_6_a6/}
}