Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2006_4_a12, author = {B. Frenkin}, title = {LXIX {{\CYRM}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyra}{\cyrya}} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyra}}, journal = {Kvant}, pages = {47--49}, publisher = {mathdoc}, number = {4}, year = {2006}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2006_4_a12/} }
B. Frenkin. LXIX Московская математическая олимпиада. Kvant, no. 4 (2006), pp. 47-49. http://geodesic.mathdoc.fr/item/KVANT_2006_4_a12/