Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2007_6_a17, title = {{\CYRK}{\CYRM}{\CYRSH}}, journal = {Kvant}, pages = {56}, publisher = {mathdoc}, number = {6}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2007_6_a17/} }
КМШ. Kvant, no. 6 (2007). http://geodesic.mathdoc.fr/item/KVANT_2007_6_a17/