Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2010_1_a27, title = {{\CYRZ}{\cyra}{\cyro}{\cyrch}{\cyrn}{\cyra}{\cyrya} {\cyrsh}{\cyrk}{\cyro}{\cyrl}{\cyra} {{\guillemotleft}{\CYRYU}{\cyrn}{\cyrery}{\cyrishrt}} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrk}{\guillemotright}}, journal = {Kvant}, pages = {58--60}, publisher = {mathdoc}, number = {1}, year = {2010}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2010_1_a27/} }
Заочная школа «Юный математик». Kvant, no. 1 (2010), pp. 58-60. http://geodesic.mathdoc.fr/item/KVANT_2010_1_a27/