Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2012_3_a25, title = {{\CYRK}{\cyro}{\cyrl}{\cyrl}{\cyre}{\cyrk}{\cyrc}{\cyri}{\cyrya} {\cyrg}{\cyro}{\cyrl}{\cyro}{\cyrv}{\cyro}{\cyrl}{\cyro}{\cyrm}{\cyro}{\cyrk}}, journal = {Kvant}, pages = {58}, publisher = {mathdoc}, number = {3}, year = {2012}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2012_3_a25/} }
Коллекция головоломок. Kvant, no. 3 (2012). http://geodesic.mathdoc.fr/item/KVANT_2012_3_a25/