@article{DAN_1984_275_3_a12,
     author = {A. A. Krasovskii},
     title = {An estimation algorithm with a retrospective model},
     journal = {Doklady Akademii Nauk},
     pages = {569--572},
     year = {1984},
     volume = {275},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_275_3_a12/}
}