@article{DAN_1982_263_4_a2,
     author = {R. Yu. Bentkus and Yu. V. Sushinskas},
     title = {On optimal statistical estimators of the spectral density},
     journal = {Doklady Akademii Nauk},
     pages = {782--786},
     publisher = {mathdoc},
     volume = {263},
     number = {4},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_263_4_a2/}
}