@article{FAA_2003_37_3_a3,
     author = {G. G. Magaril-Il'yaev and K. Yu. Osipenko},
     title = {Optimal {Recovery} of {Functions} and {Their} {Derivatives} from {Inaccurate} {Information} about the {Spectrum} and {Inequalities} for {Derivatives}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {51--64},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2003_37_3_a3/}
}