@article{DAN_1984_277_6_a14,
     author = {Ya. Z. Tsypkin and E. D. Aved'yan},
     title = {Optimal algorithms for estimation of spectral densities},
     journal = {Doklady Akademii Nauk},
     pages = {1341--1344},
     publisher = {mathdoc},
     volume = {277},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_277_6_a14/}
}