Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2016_4_a29, author = {E. Gik}, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri}-{\cyrsh}{\cyru}{\cyrt}{\cyrk}{\cyri}}, journal = {Kvant}, pages = {65}, publisher = {mathdoc}, number = {4}, year = {2016}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2016_4_a29/} }
E. Gik. Задачи-шутки. Kvant, no. 4 (2016). http://geodesic.mathdoc.fr/item/KVANT_2016_4_a29/