@article{DAN_1972_203_1_a1,
     author = {Yu. M. Berezanskii and I. M. Gali and V. A. Zhuk},
     title = {On positive definite functions of infinitely many variables},
     journal = {Doklady Akademii Nauk},
     pages = {13--15},
     publisher = {mathdoc},
     volume = {203},
     number = {1},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_203_1_a1/}
}