Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MP_2021_a5, author = {J. Conway and M. S. Paterson}, title = {{\CYRK}{\cyra}{\cyrv}{\cyre}{\cyrr}{\cyrz}{\cyrn}{\cyra}{\cyrya} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra}}, journal = {Matematicheskoe Prosveshchenie}, pages = {88--96}, publisher = {mathdoc}, year = {2021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_2021_a5/} }
J. Conway; M. S. Paterson. Каверзная задача. Matematicheskoe Prosveshchenie, Matematicheskoe Prosveshchenie (2021), pp. 88-96. http://geodesic.mathdoc.fr/item/MP_2021_a5/