Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2017_12_a5, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2490--{\CYRM}2493,} {{\CYRF}2497--{\CYRF}2500}}, journal = {Kvant}, pages = {12--13}, publisher = {mathdoc}, number = {12}, year = {2017}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2017_12_a5/} }
Задачи М2490--М2493, Ф2497--Ф2500. Kvant, no. 12 (2017), pp. 12-13. http://geodesic.mathdoc.fr/item/KVANT_2017_12_a5/