@article{DAN_1970_194_2_a7,
     author = {Yu. V. Linnik and J. V. Romanovsky},
     title = {On the theory of sequential estimation},
     journal = {Doklady Akademii Nauk},
     pages = {270--272},
     publisher = {mathdoc},
     volume = {194},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_194_2_a7/}
}