Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS_1964__107_2_a5, author = {{\CYRL}.{\CYRP}. {\CYRP}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}{\cyra}}, title = {{\CYRR}{\cyra}{\cyrs}{\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyrs}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} $x^2 +y^2\equiv 1 (~\@mod \;p^n)$}, journal = {Matemati\v{c}eskij sbornik}, pages = {228--238}, publisher = {mathdoc}, volume = {107}, number = {2}, year = {1964}, zbl = {0126.07403}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1964__107_2_a5/} }
Л.П. Постникова. Распределение решений сравнения $x^2 +y^2\equiv 1 (~\@mod \;p^n)$. Matematičeskij sbornik, Tome 107 (1964) no. 2, pp. 228-238. http://geodesic.mathdoc.fr/item/MS_1964__107_2_a5/