@article{DAN_1957_114_1_a5,
     author = {A. V. Malyshev},
     title = {The distribution of integer points on a four-dimensional sphere},
     journal = {Doklady Akademii Nauk},
     pages = {25--28},
     publisher = {mathdoc},
     volume = {114},
     number = {1},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_114_1_a5/}
}