@article{DAN_1970_193_4_a8,
     author = {A. I. Shalyt},
     title = {The optimal sequential estimation of a shift parameter in the class of invariant procedures},
     journal = {Doklady Akademii Nauk},
     pages = {767--769},
     publisher = {mathdoc},
     volume = {193},
     number = {4},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_193_4_a8/}
}