@article{DAN_1966_168_2_a1,
     author = {A. I. Vinogradov and Yu. V. Linnik},
     title = {Hypoelliptic curves and the least prime quadratic residue},
     journal = {Doklady Akademii Nauk},
     pages = {259--261},
     publisher = {mathdoc},
     volume = {168},
     number = {2},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_168_2_a1/}
}