Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2018_1_a7, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2494--{\CYRM}2497,} {{\CYRF}2501--{\CYRF}2504}}, journal = {Kvant}, pages = {20--21}, publisher = {mathdoc}, number = {1}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2018_1_a7/} }
Задачи М2494--М2497, Ф2501--Ф2504. Kvant, no. 1 (2018), pp. 20-21. http://geodesic.mathdoc.fr/item/KVANT_2018_1_a7/