Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2018_2_a9, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRM}2498--{\CYRM}2501,} {{\CYRF}2505--{\CYRF}2508}}, journal = {Kvant}, pages = {21--22}, publisher = {mathdoc}, number = {2}, year = {2018}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2018_2_a9/} }
Задачи М2498--М2501, Ф2505--Ф2508. Kvant, no. 2 (2018), pp. 21-22. http://geodesic.mathdoc.fr/item/KVANT_2018_2_a9/