Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2019_5_a11, author = {S. A. Dorichenko and E. Epifanov}, title = {LXXXII {{\CYRM}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyra}{\cyrya}} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyra}}, journal = {Kvant}, pages = {47--49}, publisher = {mathdoc}, number = {5}, year = {2019}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2019_5_a11/} }
S. A. Dorichenko; E. Epifanov. LXXXII Московская математическая олимпиада. Kvant, no. 5 (2019), pp. 47-49. http://geodesic.mathdoc.fr/item/KVANT_2019_5_a11/