Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2006_4_a23, title = {{\CYRT}{\cyro}{\cyrch}{\cyrk}{\cyra} {\cyrv}{\cyrn}{\cyre} {\cyro}{\cyrk}{\cyrr}{\cyru}{\cyrzh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}}, journal = {Kvant}, pages = {64}, publisher = {mathdoc}, number = {4}, year = {2006}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2006_4_a23/} }
Точка вне окружности. Kvant, no. 4 (2006). http://geodesic.mathdoc.fr/item/KVANT_2006_4_a23/