@article{MZM_1968_4_5_a11,
     author = {Yu. D. Popov},
     title = {On a~problem of linear extrapolation for homogeneous and isotropic random fields from the observations on a~circle},
     journal = {Matemati\v{c}eskie zametki},
     pages = {589--598},
     publisher = {mathdoc},
     volume = {4},
     number = {5},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1968_4_5_a11/}
}