@article{TVP_1986_31_3_a1,
     author = {I. A. Ibragimov and A. S. Nemirovskii and R. Z. Has'minskii},
     title = {Some problems of nonparametric estimation in the {Gaussian} white noise},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {451--466},
     publisher = {mathdoc},
     volume = {31},
     number = {3},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1986_31_3_a1/}
}