@article{DAN_1981_261_1_a4,
     author = {I. V. Polyakov},
     title = {On the exceptional set of a sum of a prime and a perfect square},
     journal = {Doklady Akademii Nauk},
     pages = {23--25},
     year = {1981},
     volume = {261},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1981_261_1_a4/}
}